Painter Speaker Protection Board Audio Dealy Circuit Module Accessory Replacement Upc1237

Painter

Speaker Protection Board Audio Dealy Circuit Module Accessory Replacement UPC1237.Feature: 1. Has power on delay and DC protection and instant shutdown function, which promise safer working. 2. Using UPC1237 chip with more sensitivity, thus providing better protection for the speaker. 3. The built in protection works perfect in preventing over voltage, over current and short circuit. 4. Made of high quality printed circuit board, it s not easy to break, very durable for long use. 5. With compact