1. ABUS Security Center Security Tech Germany TVAC40970 Micro SD card 4 GB The Micro SD is an extremely compact memory card SD 2 0 with a 4 GB storage capacity and a minimum transfer rate of 4 MB s speed class 4 Thus the tiny fingernail size card is the optimum storage medium for the powerful mini camcorder TVVR10000 setting new benchmarks for concealed carry or extremely mobile mini monitoring solutions by ABUS Security Center 2011 ABUS Security Center GmbH amp Co KG Errors and omissions excepted ABUS Security Center Security Tech Germany TVAG40970 Micro SD card 4 GB Technical Data Storage medium 4 GB Average read access time Class 4 4 MB s Average write access time Class 4 4 MB s 2011 ABUS Security Center GmbH amp Co KG Errors and omissions excepted