-Real time tracking by SMS, APP, Web; -Specially designed for fleet management or car security; -Smart engine ON/OFF status detection; -Multi I/O, support fuel sensor & temp. sensor, fuel-loss alarm; -USB parameter configuration; -Support 2.4G RFID tag, wireless immobilizer & Mifare-I IC card; -Speed limiter, Crash alarm, Fatigue driving alarm; -Support snapping picture via MMS or platform; -Support two-way talking function; -Support different language SMS commands.