iHome iP46 Portable 30-Pin iPod/iPhone Speaker Dock Compatibility: iPod nano 1G, 2G, 3G, 4G, 5G, 6G; iPod classic 4G, 5G, 5.5G, 6G; iPod touch 1G, 2G, 3G; iPhone 1G, 3G, 3GS, 4 Play and charge iPhone and docking iPod models--no inserts needed Two active and two passive speakers in Reson8 chambers, for enhanced audio performance Rechargeable battery, retracting dock, and folding stand for portability Auxiliary input for connecting external audio sources