The following trackers are compatible with this system and can be freely registered.
Android phone (using trakergps application)
Model 1 (JP01 TK-101 TK-102 or TK103 TK103B TK104)
Model 2
Model 3
Model 4 (VT310)
Model 5 (MVT100)
The following trackers are compatible with this system and can be freely registered.