... memory card or A2DP mobile phone wirelessly to your car speaker with the built-in FM transmitter. 6. Packed ... technology for noise and echo cancellation.Features:.Steering Wheel Bluetooth car kit with DSP (Digital Sound Process) Technology.Built- ... Pocket Projectors, Tablet PCs (MID), E-Books, Car DVRs (Car Blackbox), Bluetooth Car Kits, Car FM Transmitters, Mini MP3 Speakers, Digital Photo Frames, ...