This accessory allows for hands-free calling and a USB input into your compatible Blaupunkt audio/video receiver. This Blaupunkt Bluetooth/USB adapter allows you to answer incoming calls and make outgoing calls — all without the worry of finding your phone and pushing the right buttons! You can also stream music from a phone with MP3 audio file storage to your compatible stereo. The adapter also provides a USB input — connect a thumb drive or other USB device, and you'll have hours of digital music at your finger tips. Compatibility questions? Give us a call!