DC 12-24V UPC1237 Dual Channel Speaker Protection Circuit Board Boot Mute Delay

Description The speaker protection board using UPC1237 dedicated chip design and manufacturing has a power on delay and DC protection instant shutdown feature all round protection of your expensive speaker Sheet selection 1 6MM thick high FR 4 board manufacturing tin foils sprayed 10A relay is loose music quality the resistance rings are gold film resistor copper feet And with a red power indicator power relay approximately 3 seconds indicating that green light the work indicator The protection board using a single power supply voltage AC 10V 18V DC 12 24V you can take a group of electric power to the amplifier board Try to use conditional independence winding or separate power supply Mute delay boot shutdown speed off Amplifier midpoint potential protection the midpoint of DC from the control point of 0 7V All finished boards are good debugging and power test Power 0 1000 WSize 6 5 x 5cm 2 56 x 1 97inchNet weight 5gPackage Included 1 x Protection Circuit Board