Kinyo 2.1 Audio Speaker Dock System with Remote for iPod Dock Compatibility: iPod mini; iPod nano 1G, 2G, 3G; iPod 4G, 5G, 5.5G, 6G; iPod touch 14W total power output; 2W x 2 satellite and 10W x 1 subwoofer Pre-amplified and magnetically shielded speakers with full-range micro drivers Frequency response: 120Hz-18kHz Volume and equalizer controls