... 10M/100M self-adaption Ethernet interfaceWireless transmission (optional)Built-in 3G wireless transmission module, WCDMA, CDMA2000, Compatible with ... (Option),Support built-in GPS module with geographic coordinate, speed, information, etcG-sensor Built-in G-SensorSystem upgradeSupport ... record data when accidental power failurePower consumption<5W in normal working state; <0.5W standby stateWorking ...