hi, i have a project for school which consist in control 1 Dc motor with ps3 controler ( this motor is supply by 2V and he consumes 0.4A), i had make some research on this subject and i need a usb bluetooth dongle to make communication into Ps3 and arduino. my system must be autonomous. That mean no computer connection. Someone knows which type of bluetooth dongle is compatible with arduino and ps3 controler?