1. It’s NOT Steering Wheel REMOTE Control,it’s TRUE Car Steering Wheel Control Key Button for your stereo,please confirm your car stereo supports “Key Control” function.
2. It applies to control various car DVD or other car electronic products with remote control function
3. It is an external device that directly hooks into your car stereo’s DVD-in control lines.
4. If your car with factory navigation or with factory steering wheel,it cannot fit. and it cannot fit factory CD.
5. If the GPS Voltage is not 3.3V and 5V, it will happen that only partial buttons can be programmable due to different configuration and mainboard circuit voltage difference.

Specification:
Material: ABS + Aluminum
Item Color: Black
Devive Supperted: All car DVD player GPS navigation system and has steering wheel function
Backlit Color: White
Remote Distance: 1m-2m / 3.3ft-6.5ft
Battery: 1*3v CR2025 battery (included)
Size: 7cm*7cm*3.5cm / 1.4″*1.4″*0.3″ (L*W*H)
Net Weight: 0.14kg / 4.9oz
Built-in high receive chip, 5M long distance signal

Package items:
1x Receiver box
1x Car Universal Steering Wheel Control Key(Transmitter)