The WPR-26 MKII is a high quality remote controlled loudspeaker switching system that is suitable for passive loudspeaker and power amplifier comparison in retail and demonstration environments, the WPR-26 MKII helps create a perfect demo environment. Also highly convenient for creating zones in restaurants, bars and entertainment establishments. The WPR-26 MKII is a great upgrade to make passive loudspeaker demonstrations much more professional. 2 dual channel power amplifiers can be connected as sources and 6 .