Loud and high quality stereo sound Operates with two ?AA? batteries (not included) Compatible with any audio devices with 3.5mm jack Protect your iPod with sturdy and convenient zipper case Hanging clip for belt loop, or backpack Compatible with any portable audio devices with 3.5mm jack. This includes basically everything; iPhone 3GS, iPhone 3G, iPod Nano / Touch / Classic, MP3 players, and cellular phone with 3.5mm jack. It?s small, but provides powerful stereo sound It is made for ultimate outdoor activity to protect MP3 devices and play music anywhere Color: Pink Brand: iLuv Part #: ISP110PNK Type: Cell Phone Speaker Compatible Phone Manufacturer: Universal