RMS Power (4ohm)= 300w4=1200W. 1 X 4 Channel Car Amplifier. 1 X English User Manual.The item "5800W 4 Channel Auto Car Amplifier Stereo Audio Speaker Amp For Subwoofer Superb" is in sale since Monday, January 28, 2019. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Interior\Other". The seller is "great*auto*motor" and is located in Shanghai. This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia, Australia.