You can easily find out various dock speakers for iPhone. But if you use Android phone, the following iLuv MobiAir wireless speaker dock should be more suitable for you.
The MobiAir is a Bluetooth stereo speaker system that measures 250 x 250 x 50mm. The wireless speaker dock features two built-in 2-inch speaker units with dynamic acoustic speaker chambers in order to produce high quality sound for your favorite music, movies and games, and the built-in Bluetooth technology allows you to connect your smartphone with the dock speaker in a wireless way. Moreover, the wireless speaker system doubles as a charging station, using the sliding micro-USB dock, you can conveniently charge your smartphone, while myBot robotic arms hold your device in portrait or landscape viewing mode for watching videos, gaming games and more.
The MobiAir wireless speaker dock is priced at $75.85 USD. If you’re interested, jump to Amazon for more details.
Additionally, if you need other options, you might like to check boomSTREAM bluetooth wireless speaker and more via “wireless speaker” tag.