"Hdtv, iPod, game console, DVD player, just plug in your entertainment gear and you can immerse yourself in big 5.1 surround sound-even from your 2-channel stereo music, movie and game tracks. Equipped with Bluetooth, so you can connect wirelessly from any Bluetooth media device. 4" Amplifier x1 + 2.5" Speakers x5 1 sdmmc card slot 1 HDMI port output power: 25w+10w*5 frequency response: 40Hz-20kHz separation: 50dB S/N ratio: 75dB USB, SD compatible FM radio Bluetooth remote control included (remote requires 2 AAA batteries, not included)Hdtv, iPod