UPC1237 Dual Channel Speaker Power Amplifier Circuit Protection Board Boot Mute Delay Protect Module

Features: ? - Using UPC1237 dedicated chip design and manufacturing,has a power-on delay and DC protection,instant shutdown feature,all-round protection of your speaker! - Select 1.6MM thick high-FR-4 board manufacturing sprayed,10A relay is loose music quality, the resistance rings are gold film resistor copper feet.? - 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 - Size: 6.5x5 cm/2.56x1.97 inch ? Package Included: ? 1 x UPC1237 Dual Channel Speaker Power Amplifier Circuit Protection Board