Audio Input Signal Selector Relay Board Signal Switching Amplifier Board RCA for Speakers

Features 1 PCB 2mm thick double sided gold plated plate to ensure good current size by performance 2 The ratio of signal transmission distance directly with the silver signal line installed to shorten the N times 3 Only 5 wiring and panel control switch is connected on the realization of the function control relays and LED display than similar products reduce doubled wiring compact ultra thin chassis can pretend to be the more convenient installation Is assembled fever amplifier preamp best choice 4 For buyers convenient installation the terminal small white board and LED are not welded Note The selector switch screw of the signal board is 8 8MMTo facilitate installation the terminal small white board and LED lights are not on welding just for DIYTechnical Parameters Operating voltage AC 12 15VPCB dimensions 98 x 42mmSelector switch board size 60 x 42mmPackage Included 1 x 4 channel Stereo Audio Signals Select Board 1 x RCA Block Module1 x 5 pin 50CN Cable1 x 3 pin 35CN Cable