... connect Detailed Product Description Can built-in RFID Reader with 2.4G RFID tag, SD card record (optional),Two- ... Support single location and continual tracking ·Over-speed alarm, Low power alarm, Geo-fence alarm ·Tremble alarm, Parking alarm, ... 16, 2015 Range: TZ-AVL08 ,TZ-AVL18 Specifications: Exterior Power Supply9V -36VBackup Battery850mAh /3.7VGPS Sensitivity -163dBmExterior GSM antennaReceive ...