1. OTG controller: 2.4G wireless gamepad. Compatible with PC, Android Mobile Phone,TV Box, Smart TV, PS3 console. Supports Android 4.0 and up. Use AAA batteries.
Support mobile phone OTG function.no supportbluetooth function
Smart phone support OTG Function
2. T3 2nd controller:
bluetooth gamepad
Compatible with IOS,PC, Android Mobile Phone,TV Box, Smart TV, PS3 console
No need batteries,just charge
support bluetooth gamepad