The CL800 Series are full featured GPS trackers designed for a wide variety of vehicle tracking applications. They have multiple I/O interfaces that can be used for monitoring or controlling external devices, including multiple digital I/Os, Serial Ports, CAN Support, Short Range Wireless and Bluetooth Low Energy along with a 1-wire interface for temperature monitoring. Their built-in GPS receiver has best in class sensitivity and fast time to first fix. Vehicle trackers within the series support Quad Band 2G GSM/GPRS and/or multiple 3G variants with Global Applicability. System integration is straightforward as complete documentation is provided for the full featured @Track protocol. The @Track protocol supports a wide variety of reports including emergency alarm, geo-fence boundary crossings, external power supply monitoring and position report.