Should work on any Android 2.1 or higher device with a dock that has magnets that trigger the "Desk Dock event" or a USB / AC power cable.
Confirmed working:
- Samsung Galaxy S II with Original Samsung docking station
- Motorola Milestone with Original Motorola Multimedia Docking Station
- Nexus One with Original HTC Nexus One Docking Station
- HTC Desire dock without magnets
- Charging docks with no magnets
- Any USB / AC power adapter
Under testing: