700W 12V Mini Hi-Fi Stereo Digital Amplifier mp3 iPod home + Power + audio cable RCA Input ,Can be plug in with Ipod,MP3/MP4 Mini size easy to installation by DIY without manual, especially good fit for car, motorcycle bike,boat, every where! Compact Size: 120mm (D) X 147mm (W) X 42mm (H) weight:280g It has Blue LED light ring round Volume Knob;Bass/Treble tuning. Aluminum alloy solid case and also easy to distribute the heat.