1000 Watts Max Power</br>Automatic signal sensing and Turn-On</br>Variable high pass filter</br>Adjustable bass boost</br></br>Product Description</br></br>4-Channel Bridgeable Amplifier with Bass Boost.   New Pioneer amps brilliantly integrate high-power performance superior to that of previous models in space-efficient sizes for flexibility of installation in various car cabins.</br><br/>http://www.amazon.com/gp/product/B01KKHT2MY