iBoost 800 Stereo Line Level Audio Amplifier Booster Amp for MP3, iPod, iPad, iPhone Boosts audio output of your MP3 player, iPodTM, iPadTM, iPhoneTM, etc., up to 20 dB 3.5mm Stereo RCA input jack on front panel (rear inputs disabled when using this input) Stereo RCA as well as DIN In / Outputs provided in rear panel Adjustable rotary volume control on front panel Includes gold plated audio cables and 12VDC Power Adapter