Logitech S715i support Apple iPod & iPhone fills the room with powerful music. Logitech S715i its portable design and travel case make it easy to take it with you whatever you listen wherever you go. You will forget about costly and wasteful disposable batteries. Instead and longer listen wherever 8 hours NiMH battery backup. Take your music like phone from room to room, friend’s party or with you when you travel. You get two 3inch laser tuned neodymium drivers for a rich mid range, two ½inch neodymium tweeters for crisp high notes, and four 2inch passive radiators for deep bass. You’re in Wireless remote control of important functions like power, volume, play, pause, shuffle, skip and repeat from up to 30 feet away. Logitech S715i speaker innovative dock design works with iPhone any iPod with a Universal Dock Connector. No need any plug-in for iphone’s. Also available for Auxiliary input one 3.5mm stereo jack opens up your music possibilities to just about any portable music. Logitech S715i has given cute travel bag its keep inside AC adapter and remote pack neatly.