4 Input 2 Output Power Amplifier And Speaker Switcher Speaker Switch Splitter Comparator 300W Per Channel Without Loss Of Sound Quality, 4 In 2 Out % Openers Replace your broken or unworkable

Replace your broken or unworkable back housing cover with a new one

40HQ: 665 cartons * 10 pcs = 6650 pcs

Fast frequency modulation

Easy to chip wood

40HQ: 447 cartons * 80 pcs = 35760 pcs

4 Input 2 Output Power Amplifier And Speaker Switcher Speaker Switch Splitter Comparator 300W Per Channel Without Loss Of Sound Quality, 4 In 2 Out % Openers Replace your broken or unworkableProduct presentation Do you have 4 power amplifiers and 2 sets of speakers that need to be connected to each other? Do you need four amplifiers and two sets of speakers to get stuck? A powerful amplifier and audio switcher can solve these problems, 1. 4 power amplifiers push button select switch input,2 sets of stereo speakers push button select switch output (2 sets of speakers can be opened or closed independently) 2. sets of stereo speakers can