product presentationDo you have 3 power amplifiers and 3 sets of speakers that need to be connected?Do you need three power amplifiers and three sets of speakers?A powerful power amplifier and speaker switcher can solve these problems,1:3 power amplifiers rotary gear switches select to switch inputs,2:3 sets of stereo speaker rotary gear switch select to switch output,3:The maximum power of each channel is 300W4:The input and output are manually switched, and the switching signal is stable, and there is no other interference or noise between channels5:Compact design solid metal housing, easy installation, products without external power supply6,simple installation: input/output plug and play convenient installation, you can enjoy a different audio experienceProduct ParameterCompatible with all types of power amplifiers and speakersInput/output accepts heavy-duty speaker wire or speaker pin wire through the terminal portConnect the power amplifier to the switch box at position 01-02-03.Connect the speakers to positions A-B-C on the switching box.Turn on your power amplifier stereo device and the product requires no external power supplyInput:3 sets of inputs (banana plug)Output:3 sets of output (banana plug)Power: up to 300WMetal material, fine steel housing, compact size suitable for any systemChannel Power: Each channel supports up to 300W of powerFrequency response: 10Hz-50KHzNet weight :0.85 kgPacked weight :1.02 kgProduct size: length 240mm X width 90mm X height 55mmPacking size: length260mm X width 185mm X height 65mm Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.