The WHARFEDALE's MP4000 power amplifier has a fast slew rate, allowing it to drive your loudspeakers as clearly and accurately as possible. It works hard with a class H architecture, delivering great power output and incredible low-end response. The Wharfedale Pro MP series amplifiers have been praised for their workhorse-like qualities and exceptional headroom levels for over a decade. The MP4000 is no exception, and being the MP line's leader, ideal for people that need constant and dependable power. In stereo and bridge modes, the MP4000 performs admirably. The amplifiers can also securely run down to 2 Ohms in stereo mode, allowing for used in a variety of settings.