The Basic Features of Model T2003B:
1.Remote sending alarm to phone
2.Remote listening into the car and broadcasting into the car
3.Remote cutting off the engine by phone
4.Remote lock/unlock car door by phone
5.Having backup battery

As for our voice operation menu, we have versions in English, Spanish, Russian, Arabic, French launguage.

Model TT-B could only work along with the existing ordinary car alarm to upgrade the ordinary alarm to GSM remote alarm.