TGS 863 Manual
Contents
1. Eden Prairie MN 55344 USA Your warranty becomes effective the date you purchase your system Your returned warranty card is our way of knowing when your warranty begins It also gives us important information about your system including the seri al number This information will help us serve you better in the future Please take a moment to complete and mail the attached card Thank you wv WILLIAMS SOUND 25 Helping People Hear 26 SYSTEM SPECIFICATIONS FM TRANsMrTIER 1863 Dimensions Weight Color Material Battery Type Operating Frequencies Operating Range Stability FM Deviation Pre Emphasis Sensitivity RF Output Freq Response Distortion Transmit Antenna Microphone Controls amp Indicators Mic Connector Charging Contacts Approvals Warranty 155 mm H x 72 mm W x 30 mn T 6 1 Hx 2 85 W x 1 2 T 82 grams 2 89 oz no batteries Black ABS Polycarbonate shatter resistant Two 2 AA 1 5 V Non rechargeable Alkaline batteries BAT 001 100 mA nominal current drain 20 hours approx life OR Two 2 AA 1 2 V NiMH Rechargeable batteries BAT 026 100 mA nominal current drain 15 hours per charge approx recharges in 14 16 hours uses CHG 3512 Multiple Battery Charger CH 1 863 25 MHz CH 2 863 75 MHz 3 864 75 MHz 30 kHz 30 meters 98 4 feet with R863 receiver 05 MHz 0 50 Celsius 60 kHz 5 kHz transmitter input at 1 KHz2. 2 5 mV 50 uS 90 dBm 60 kHz deviation 5 10 dBm 500 Hz 5 kHz 3 dB 2 0 THD External 5cm Head worn noise cancelling electret type 39 in cord 3 5 mm mono phone plug MIC 086 Microphone gain adjust Channel Power selector 4 posi tion rotary switch Power icon is off position 1 is CHI position2 is CH 2 position 3 is CH 3 Power on indicator Red LED indicates when receiver has power Low battery indicator Power LED flashes when batter ies are low Battery selector Slide switch for alkaline or NiMH bat tery operation 3 5 mm jack Designed for use with CHG 3512 Battery Charger CE RoHS WEEE ETSI EN 301 357 1 ETSI EN 301 357 2 3 years parts and labor 90 days on accessories NOTE SPECIHCATIONS SUBJ ECTTO CHANGE WITHOUT NOTICE wv WILLIAMS SOUND Helping People Hear SYSTEM SPECIACATIONS FM Receiver R863 Dimensions Weight Color Material Battery Type Operating Frequencies Operating Range Stability FM Deviation De Emphasis Sensitivity Squelch Freq Response Distortion Signal Noise Ratio Antenna Controls amp Indicators Headphone jack Charging Contacts Approvals Warranty 115 mm H x 72 mm W x 30 mm T 4 5 H x 2 85 W x 12 T 85 grams 3 oz no batteries Black ABS Polycarbonate shatter resistant Two 2 AA 1 5 V Non rechargeable Alkaline batteries BAT 001 50 mA nominal current drain 40 hours appro
3. and in a manner that will not cause damage to hearing Ear pieces and accessories should be worn using good judgement and for their intended purpose Users are cautioned that changes or modifications not expressly approved by Williams Sound Corp could void the user s authority to operate the equipment wv WILLIAMS SOUND 23 Helping People Hear LIMITED WARRANTY Williams Sound products are engineered designed and manufactured under carefully controlled conditions to provide you with many years of reliable service Williams Sound warrants the Whisper Tour Guide System against defects in materials and workmanship for THREE 3 years During the first three years from the purchase date we will promptly repair or replace the Whisper Tour Guide System Microphones earphones headphones batteries cables carry cases and all other accessory products carry a 90 day warranty Chargers carry a 1 year warranty WILLIAMS SOUND HAS NO CONTROL OVER THE CONDITIONS UNDER WHICH THIS PRODUCT IS USED WILLIAMS SOUND THEREFORE DISCLAIMS ALL WARRANTIES NOT SET FORTH ABOVE BOTH EXPRESS AND IMPLIED WITH RESPECT TO THE WHISPER TOUR GUIDE SYSTEM INCLUDING BUT NOT LIMIT ED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE WILLIAMS SOUND SHALL NOT BE LIABLE TO ANY PERSON OR ENTITY FOR ANY MEDICAL EXPENSES OR ANY DIRECT INCIDENTAL OR CONSE QUENTIAL DAMAGES CAUSED BY ANY USE DEFECT FAILURE OR MALFUNCTIONI
4. ear muffs that completely cover both ears and provides 24 dB noise isolation for hearing protection Two optional lapel on style microphones are available for use in quieter environments like museums or galleries 1 The MIC 090 lapel mic has an omnidirectional pick up pattern for picking up sounds in a surrounding area 2 The MIC 054 has a directional or cardioid pick up pattern which can be used to pick sounds closest to the listener helps to reduce background noise An optional hand held microphone MIC 027 is available for tour guides who prefer to hold the microphone 2 MicRoPHONE OPTIONS N SOG ic 027 MIC 036 MIC 054 MIC 086 MIC 777 wv WILLIAMS SOUND 7 Helping People Hear THE R863 RECEIVER The R863 is a battery powered body pack style receiver it is used with an earphone or headphone not included to hear the signal produced by the transmitter The receiver is tuned to the corresponding channel of the transmitter 1 or 2 or 3 switch position and has a user adjustable volume control The earphone or headphone plugs into the 7 jack on top of Receiver The receiver turns when the rotary switch on the unit is turned to the 1 or 2 or 3 position the receiver turns off when the rotary switch is turned to the 1 power icon posi tion The R863 Receiver operates on two AA non rechargeable alkaline batteries BAT 001 or two
5. AA rechargeable NiMH bat teries BAT 026 OPnoNAL HEADPHONES AND EARPHONES The EAR 022 Surround Earphone offers excellent sound quality in a unique style that hangs on the ear The earphone plugs into the Q jack on top of the Receiver For cleaning an alcohol swab can be used to wipe down the ear phone after use Note The EAR 022 should not be immersed in water or other cleaning agent The EAR 022 is not recommended for high noise environments The HED 008 is a heavy duty hearing protector headset The 008 earmuffs completely cover the ears and provide 24 dB noise isolation for hearing protection in high noise environments The EAR 013 and EAR 014 are single and dual Mini Earphones The earbud style features a foam covering that fits in the outer ear The foam pads can be removed for cleaning or replacement Replacement pads EAR 015 10 are available 8 wv WILLIAMS SOUND Helping People Hear The stylish HED 026 rear wear headphone offers excellent sound quality it rests comfortably over the ears and wraps around the back of the head for a less obtrusive relaxed fit The classic HED 021 headphone is adjustable in size to accom modate a variety of users Featuring excellent sound quality and a comfortable wear the HED 021 meets the demands for any lis tening application a Fic 3 EARPHONE HEADPHONE OPTIONS N vtt HED 008 HED 021 HED 026 EARO22 EAROI3 EAR 014 x 2 w
6. Noise cancelling headband microphone MIC 086 20 Personal FM Receivers R863 with batteries BAT 001 and belt clips CLP 015 gt Instruction Manual MAN 130 System carry case CCS 030 THE 1863 TRANSMITIER The T863 is a battery operated body pack style transmitter it is equipped with a head worn microphone to pick up the tour guide s voice The transmitter produces an FM radio signal to broadcast the tour guide s voice to the receiver units The trans mitter turns on when the rotary switch is turned to the 1 or 2 or 3 position the transmitter turns off when the rotary switch is turned to the power icon position The T863 operates on two AA non rechargeable alkaline batteries BAT 001 or two AA rechargeable NiMH batteries BAT 026 MICROPHONES A noise cancelling electret headband microphone 086 is the standard microphone The noise cancelling microphone helps to reduce background sounds in noisy environments The microphone plugs into the Microphone jack on top of the Transmitter The microphone should be positioned directly in front of the tour guide s mouth to achieve an optimal signal to noise ratio and so that head movement does not affect the loud ness of the signal 6 wv WILLIAMS SOUND Helping People Hear Optional Microphones An optional Hearing Protector Headset Microphone MIC 036 is available for extremely high noise environments It features
7. battery selection switch to the NiMH position Press the batteries into place over the fabric strip Be sure to observe proper polarity Damage due to improper battery installation may void the warranty on the product Close the battery door LED will flash when the batteries are getting low continue to use until the sound becomes weak or distorted or the unit quits operating then replace or recharge batteries Fic 9 BATIERY INSTALLATION Battery Selection Switch ii CAUTION RECHARGE ONLY NiMH BATTERIES Battery Compartment Note Proper Polarity wv WILLIAMS SOUND 19 Helping People Hear NON RECHARGEABLE BATIERIES In normal use two AA 1 5 V alkaline batteries BAT 001 will last about 20 hours in the T863 transmitter The batteries will last approximately 40 hours in the R863 receiver If the sound becomes weak or distorted replace the batteries Do not leave dead batteries in the receiver Battery corrosion is not covered by the Williams Sound warranty RECHARGEABLE BATIERIES The T863 transmitter and R863 receiver can use rechargeable AA batteries BAT 026 On an overnight charge these NiMH batter 1 are designed to operate for 15 hours in the T863 transmitter and 30 hours in the R863 receiver Note The battery installed in the receiver may be recharged in the receiver only if it is a NiMH battery and only if a Williams Sound CHG 3512 Multi Charger is
8. into the AC wall out let Plug the power connector into the rear of the CHG 3512 unit See FIG 10A Step 2 Insert the transmitter or receiver units into the charging slots The transmitter receivers must be placed in the charger facing forward to make contact with charger contacts See FIG 10B A red LED indicator will illuminate when charging has started The red LED indicators will blink when batteries are fully charged Important Please refer to the CHG 3512 MAN 116 instruction sheet for charging time and detailed setup instructions f Re 10 Fic 108 CHG 3512 Rear View e Charging LED Indicator TFP 035 AC Power Connection wv WILLIAMS SOUND 21 Helping People Hear IN CASE Or DiFRCULIY If your Tour Guide System is not working check the following 1 First read through this manual carefully to verify proper setup and installation of your system 2 Make sure the batteries are fresh or completely charged and that the plus and minus terminals are installed correctly If the rechargeable batteries will only work for a short peri od of time less than 1 hour even after they are fully charged they must be regenerated Leave them in the receiv er or transmitter with the unit turned on for 5 6 hours Then turn receiver or transmitter off place it in the charger and fully charge the receiver and transmitter re
9. used Damage from improp er charging is not covered by the Williams Sound warranty IMPORANTVARNINGS DO NOTATIEMPTTO RECHARGE ZINC CARBON HEAVY DUTY ALKALINE OR LITHUM BATTERIES DO NOTATIEMPTTO RECHARGE DISPOSABLE BATIERIES These batteries may heat up and explode causing possible injury and damage to the equipment Avoid shorting the plus and minus battery terminals together with metal objects Battery damage and burns can result M Important Rechargeable Battery Information Rechargeable batteries are shipped in a discharged condition They must be charged for a complete charge cycle before the first use Rechargeable batteries will need to be replaced after 1 2 years of use Do not dispose of batteries in fire Do not open batteries toxic chemicals inside 20 wv WILLIAMS SOUND Helping People Hear USING THE OPTONAL CHG 3512 CHARGER TO CHARGE THE TG S 863 5 5 Before inserting the transmitter or receiver into the charger be sure that each unit has NiMH batteries installed Also check to make sure the switch setting in the transmitter and receiver battery compartment indicates the NiMH setting See battery informa tion on page 19 NOTE A power supply adapter may be required to use the CHG 3512 s power supply TFP 035 in certain countries Contact your authorized Williams Sound dealer for information on power supply adapters Step 1 Plug the TFP 035 power supply
10. 75 MHz turn to position 2 to operate on 864 75 MHZ turn to position 3 Important The receiver will need to match the operating frequency on the transmitter for the tour guide system to work properly Position the Headset Microphone boom as close to the speak er s mouth as possible without actually touching Lapel Clip microphones should be attached to a collar or lapel as close to the speaker s mouth as possible The transmitter can be placed in a pocket or clipped onto a belt or waistband IMPORTANT When the T863 transmitter is not being used remember to turn the unit OFF by turning the On Off Channel switch to the power icon position The Power ON LED indicator should not be lit wv WILLIAMS SOUND 13 Helping People Hear USING THE 1863 TRANSMITTER CONT f Fic 5 Mic GAiN Apjusr T863 TRANSMITIER B XI Alkaline Mic Adjust 14 C Mic Adjust If necessary the microphone gain control on the T863 transmitter can be increased or decreased to meet the demands of specific lis tening applications Instructions 1 Open the battery compartment by lifting the tab on the back of the transmitter with your finger 2 Refer to FIG 5 above to locate the microphone gain control 3 Using a tuning wand or small screwdriver turn the gain control fully counterclockwise to reduce the gain Turn the gain control f
11. NG OF THE PRODUCT WHETHER A CLAIM FOR SUCH DAMAGES IS BASED UPON WARRANTY CONTRACT TORT OR OTHERWISE THE SOLE REMEDY FOR ANY DEFECT FAILURE OR MALFUNCTION OF THE PRODUCT IS REPLACE MENT OF THE PRODUCT NO PERSON HAS ANY AUTHORITY TO BIND WILLIAMS SOUND TO ANY REPRESENTATION OR WAR RANTY WITH RESPECT TO THE WHISPER TOUR GUIDE SYSTEM UNAUTHORIZED REPAIRS OR MODIFICATIONS WILL VOID THE WARRANTY The exclusions and limitations set out above are not intended to and should not be construed so as to contravene mandatory provisions of appli cable law If any part or term of this Disclaimer of Warranty is held to be illegal unenforceable or in conflict with applicable law by a court of com petent jurisdiction the validity of the remaining portions of this Disclaimer of Warranty shall not be affected and all rights and obligations shall be construed and enforced as if this Limited Warranty did not contain the par ticular part or term held to be invalid 24 wv WILLIAMS SOUND Helping People Hear If you experience difficulty with your system call Toll Free for U S cus tomer Assistance 1 800 843 3544 U S A or 1 952 943 2252 Outside the U S A If it is necessary to return the system for service your Customer Service Representative will give you a Return Authorization Number RA and shipping instructions Pack the system carefully and send it to Williams Sound Corp Attn Repair Dept 10321 West 70th Street
12. ature radio sta tion the transmitter and microphone pick up the sound of a speaker s voice and broadcast it over an FM radio signal The receivers are used with earphones or headphones to pick up the broadcast up to 30 meters away To avoid difficulties please read through these instructions as you begin to use the system Then save them for questions that arise as you continue to use your system If you have problems with the Whisper Tour Guide System don t hesitate to call Williams Sound at 1 800 328 6190 U S A or 1 952 943 2252 Outside the U S A or visit www williamssound com 4 wv WILLIAMS SOUND Helping People Hear 1 HOW THE TOUR GUIDE SYSTEM WORKS oe Tour Guide Uses the Body Pack Listeners use Personal Receivers with Transmitter With Microphone Headphones Earphones Or Neckloop M 2 The tour guide wears the body pack transmitter and head worn microphone The guide s voice is broadcast as an FM radio signal over a distance of up to 30 meters 98 4 feet Listeners use the receiver with an earphone or headphone to hear the speaker s voice directly with reduced background noise A neckloop telecoil cou pler allows the system to be used with telecoil T Switch equipped hearing aids at somewhat reduced range FM Radio Signal wv WILLIAMS SOUND 5 Helping People Hear SySTEM COMPONENTS Body Pack Transmitter T863 with 2 AA batteries BAT 001 and belt clip CLP 015
13. ening level You should be able to hear someone speaking into the trans mitter microphone The receiver can be placed in a pocket or clipped onto a belt harness or waistband IMPORTANT When the R863 receiver is not being used remember to turn the unit OFF by turning the On Off Channel switch to the 1 power icon position The Power ON LED indicator should not be lit 16 wv WILLIAMS SOUND Helping People Hear Bir INSTALLATION FOR THE TG S 863 SysteM To INSTALL Position the belt clip on the rear of the R863 receiver or T863 transmitter as shown in FIG 7A Turn the belt clip 180 left or right as shown in FIG 7B The belt clip is now installed and ready for use To REMOVE Turn the belt clip 180 so the open end of the clip points to the top of the unit as shown in FIG 7A Gently pull the belt clip away from the unit to remove a Fic 7A www williamssound com www williamssound com roms nous wv WILLIAMS SOUND Helping People Hear 17 HINTS FOR USING THE SYSTEM The maximum operating distance between the transmitter and receiver is about 30 meters 98 4 feet The operating range will vary in different buildings and surroundings In some locations the signal may momentarily disappear This is called a drop out and is due to reflection and cancellation of the radio signal Moving a few feet should restore the signal Keep the transmitter and
14. fer to charger instruction manual This should restore normal battery life Rechargeable batteries will gradually lose their capacity over time and should be replaced every one to two years Make sure the microphone is plugged into the T863 trans mitter and the earphone or headphone is plugged into the R863 receiver Move the transmitter and receiver closer together You may be out of range When using the system indoors it s normal for the signal to momentarily disappear in certain locations This is called a drop out Moving a few feet will restore the signal Do not try to use more than one transmitter on the same channel in close proximity to each other MORE THAN ONE TRANS MITTER ON THE SAME CHANNEL WILL RESULT IN INTERFERENCE IF THEY ARE CLOSE TOGETHER Keep the transmitters at least 60 meters 196 8 feet apart or use sepa rate channels for each system used 22 wv WILLIAMS SOUND Helping People Hear 7 If you are still hearing interference on the receivers turn the transmitter off and listen with a receiver If you hear the inter ference with the transmitter off you need to change to a clear channel Call Williams Sound Customer Service Dept at 1 800 843 3544 U S A or 1 952 943 2252 Outside the U S A for details NoTncE Williams Sound Corp assumes no liability for improper use or operation of this equipment The user is cautioned to operate the volume controls at the lowest acceptable level
15. receiver units at least 1 meter 3 2 feet apart If the transmitter gets too close to a receiver it may overload the receiver causing noisy reception or blocking of the signal Do not use more than one transmitter on the same channel fre quency at the same time unless they are physically separated by more than 60 meters 196 8 feet Operating more than one trans mitter on the same channel at the same time in the same place will result in interference Using MudPLE SYSTEMS FoR GROUPS For multiple tour groups within the same facility multiple Tour Guide Systems may be operated on the same channel at the same time by maintaining physical separation of more than 60 meters 196 8 feet between groups The physical separation of groups takes advantage of the FM capture effect which causes receivers to lock onto the closest transmitter no 8 TOUR GUIDE GROUP SEPARATION Tour Group A Tour Group B Channel 1 Channel 1 60 Meters 18 wv WILLIAMS SOUND Helping People Hear BATIERY INFORMATION INSTALLATION Open the battery compartment by lifting the tab on the back of the transmitter or receiver with your finger To remove depleted batteries pull up on the fabric strip IMPORTANT If Alkaline non rechargeable batteries are being installed slide the battery selection switch in the battery compartment to the Alkaline position See FIG 9 below If installing NiMH or rechargeable batteries slide the
16. t the environment Please take the time to dispose of your equipment properly Product Recycling for Customers in the European Union Please do NOT dispose of your Williams Sound equipment in the household trash Please take the equipment to an electron ics recycling center OR return the product to the factory for proper disposal Battery Recycling for Customers in the European Union Please do NOT dispose of used batteries in the household trash Please take the batteries to a retail or community collection point for recycling 05 09 07 wv WILLIAMS SOUND 11 Helping People Hear OPERATING INSTRUCTIONS USING THE T863 TRANSMITIER a Fic 4 T863 TRANSMITIER VIEWS On Off Channel On Indicator LED Selector Switch Microphone J ack 1863 Top 12 wv WILLIAMS SOUND Helping People Hear Note Rechargeable batteries are shipped in a discharged state and must be charged overnight before using Make sure there are two charged AA batteries in the transmit ter If batteries are not installed see Battery Information on page 19 Plug the microphone cord into the Microphone Jack on top of the transmitter Turn the unit on turn the On Off Channel switch to position 1 or 2 or 3 The Power LED indicator should illu minate Red Select a desired operating frequency To operate on 863 25 MHz turn the On Off Channel switch to position 1 to oper ate on 863
17. ully clockwise to increase the gain 4 Close the battery compartment door wv WILLIAMS SOUND Helping People Hear UsiNG THE R863 REc EVER Fic 6 R863 Receiver VIEWS On Off Channel On Indicator LED Selector Switch Earphone Headphone Jack Volume Control R863 Top wv WILLIAMS SOUND 15 Helping People Hear Using THE R863 RECEIVER CONT Note Rechargeable batteries are shipped in a discharged state and must be charged overnight before using Make sure there are two alkaline or rechargeable AA batteries in the Receiver If batteries are not installed see Battery Information on page 19 Plug the earphone or headphone into the 7 Jack on top of the Receiver For earphone headphone options see pages 8 9 Put on the earphone or place the headphones over your ears Turn the unit on turn the On Off Channel switch to position 1 or 2 or 3 The Power LED indicator should illu minate Red Select a desired operating frequency To operate on 863 25 MHz turn the On Off Channel switch to position 1 to oper ate on 863 75 MHz turn to position 2 to operate on 864 75 MHZ turn to position 3 Important Make sure the receiver is operating on the same frequency as the transmitter The receiver s channel switch 1 2 3 position should match the transmitter s channel switch Adjust the receiver volume control to a comfortable list
18. v WILLIAMS SOUND Helping People Hear MANUAL AND USER GUIDE Whisper Tour Guide System W ireless Portable FM listening System Model TGS 863 Transmitter Model T863 Receiver Model R863 MAN 1308 2007 Williams Sound Corp WHISPER AM Tour Gup System Mope TG S 863 INSIALLATON GUDE amp USER MANUAL CONTENTS System Overview System Components T863 Transmitter Microphones R863 Receiver Optional Earphones amp Headphones Safety Information Recycling Instructions Operating Instructions T863 Transmitter R863 Receiver Belt Clip Hints for Using the System Battery Information Battery Installation Rechargeable amp Non rechargeable Batteries Using Optional Battery Chargers In Case of Difficulty Warranty System Specifications wv WILLIAMS SOUND 3 Helping People Hear SYSTEM OVERVIEW The Whisper Tour Guide System is a portable high perform ance wireless system composed of the T863 Transmitter and R863 Receivers designed for use in guided tour applications The system allows one way transmission of a tour guide s voice to group members using an FM radio signal Using the system helps group members overcome background noise and distance from the person speaking The Whisper System can be used for large or small tour groups in noisy or quiet environments Your Whisper Tour Guide System has two principal parts the transmitter and the receiver Much like a mini
19. v WILLIAMS SOUND 9 Helping People Hear SAFETY INFORMATION The receiver is designed to amplify sounds to a high volume level which could potentially cause hearing damage if used improperly To protect your hearing and the hearing of others 1 Make sure the volume is turned down before putting on the earphone or headphone Then adjust the volume to a com fortable level Set the volume level at the minimum setting that you need to hear If you experience feedback a squealing or howling sound reduce the volume setting and move the microphone away from the earphone or headphone Do not allow children or other unauthorized persons access to this product Battery SAFETY AND DISPOSAL A N The transmitter and receiver are supplied with disposable Alkaline batteries Do not attempt to recharge disposable bat teries which may explode release dangerous chemicals cause burns or other serious harm to the user or product 10 wv WILLIAMS SOUND Helping People Hear PACEMAKER SAFETY N CAUTION 1 Before using this product with a pacemaker or other medical device consult your physician or the manufacturer of your pacemaker or other medical device 2 If you have a pacemaker or other medical device make sure that you are using this product in accordance with safety guidelines established by your physician or the pacemaker manufacturer RECYCLING INSTRUCTIONS Help Williams Sound protec
20. x life OR Two 2 AA 1 2 V NiMH Rechargeable batteries BAT 026 50 mA nominal current drain 30 hours per charge approx recharges in 14 16 hours uses CHG 3512 Multiple Battery Charger CH 1 863 25 MHz CH 2 863 75 MHz 3 864 75 MHz 30 kHz 30 meters 98 4 feet with T863 transmitter 05 MHz 0 50 Celsius 60 kHz 5 kHz transmitter input at 1 KHz 2 5 mV 50 uS 90 dBm 60 kHz deviation 100 dB 6 kHz 500 Hz 5 kHz 3 dB 2 096 THD 250 dB 5 dB with transmitter input at I KHz 2 5mV Internal wire monopole Volume control knob Channel selector four position rotary switch Position 1 is off position 2 is CHI position 3 is CH 2 position 4 is CH 3 Power on indicator Red LED indicates when receiver has power Low battery indicator Power LED flashes when bat teries are low Battery selector Slide switch for alkaline or NiMH battery operation 3 5 mm jack mono output 8 32 ohm impedance Designed for use with CHG 3512 Battery Charger CE RoHS WEEE ETSI EN 301 357 1 ETSI EN 301 357 2 3 years parts and labor 90 days on accessories NOTE SPECIHCATIONS SUBJ ECTTO CHANGE WITHOUT NOTICE wv WILLIAMS SOUND Helping People Hear 27 wv WILLIAMS SOUND Helping People Hear 10321 West 70th St Eden Prairie MN 55344 U S A 800 843 3544 952 943 2252 FAX 952 943 2174 ie 2007 Williams Sound Corp 130B www williamssound com
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