Motorola SYN2837A Bluetooth D670 (replaces D650) Stereo A2DP Music Streaming Adapter for iPod Classic, iPod Touch, iPhone 1st Gen and iPhone 3G The D670 enables A2DP on 4th Gen iPods or newer The D670 does not enable A2DP on 3rd Gen iPods or older. The D670 will allow you to control your iPod remotely. The functions that you will be able to control are play, pause, and stop. You will not be able to control the skip, fast forward or rewind.