Details:

Notice: The speaker protection board requires a separate winding power supply, It can not share power with power amplifier circuit! The board circuit is simple, the wiring is easy and the work is safe and reliable. With LED work indicator, it is extinguished when protection, and lights up when normal work. 30A high current relay, suitable for high-power amplifier. The board has a power on delay (about 3 seconds) and DC protection (starting control voltage around 1V) function. 2.0 Channel high-power speaker protection board, double-sided PCB tinned 1.6mm, UPC1237 speaker protection chip, 7812 regulator tube, audio wiring with 7.02 terminals. Full sealed large current songer relay, it can control the DC voltage 1500V, overcurrent 30Ax2. Board Size: 84mm * 55mm Power Supply: AC Single 12V-16V Withstand Current: Max 30A Core IC: UPC1237 speaker protection integrated IC, Songle relay.

Package List:

1 × UPC1237 Stereo Speaker Protection Board