Made for iPod and iPhone - iPod and iPhone authentication IC.Play and charge your device at the same time.Speakers contain rechargeable batteries.3.5mm audio line input for connecting MP3 players (players sold separately).Includes AC adapter for the base, remote (battery pre-installed), and 3.5mm audio cable Amplify your iPod and iPhone wirelessly with the iLive Wireless Speaker System. Our Wireless Speaker System delivers incredible sound with speakers that are easy to move from room to room. Place the speakers in different rooms for a simple multi-room audio solution. You can play and charge your iPod or iPhone at the same time when it is placed in the dock. There are 3 separate power adapters for each component, and the 2.4GHz wireless transmitter dock transmits up to 80 feet open area or up to 90 feet indoors. The speakers have built-in rechargeable batteries that charge when they are placed in the base. The 3.5mm audio line input jack allows you to plug in external devices to play your music through the speakers on this system. A remote control (battery pre-installed) with iPod, iPhone, and speaker controls is included for convenient operation. iLive products are specifically designed to enhance your digital devices including iPod, iPhone, iPad, Android, Blackberry, Mobile Phones, Tablets, Televisions, and Bluetooth Devices. Our focus is on delivering a great product that serves as an extension of a these devices, in both design and function, without compromising on audio quality, feature-set, or ease-of-use.