TRACKER FOX3-2G - WW - 2G BANDS 5/8/3/2 - GNSS - ACCELEROMETER, INT & EXT ANT - MINI SIM - 2 X RS232 - 3 I/O - I2C - RTC - 1 WIRE - MINI USB - BAT-01 Rechargeable 1000 mAh Li-Ion backup battery AVL SOFTWARE, PREMIUM FEATURE5: CH/FMS