![](https://ae01.alicdn.com/kf/H403578ce783042e182c76550c0b48c3eD.jpg)
1. Power supply: single power supply AC10V-18V, DC12-24V
2, single channel speaker protection board, suitable for 10W-500W power amplifier board, the maximum can withstand 500W
3, can work with LM3886, TDA7294, TDA7293 power amplifier board
4, size: 45 * 50 * 30mm
Packing List :
1Pc x speaker protection board
![](https://ae01.alicdn.com/kf/H24225ba818914828a6d7c1e44f2562c14.jpg)
![](https://ae01.alicdn.com/kf/HTB1Mgy5AxuTBuNkHFNRq6A9qpXaH.jpg)
![](https://ae01.alicdn.com/kf/HTB1UyU8IHGYBuNjy0Foq6AiBFXaP.jpg)
![](https://ae01.alicdn.com/kf/HTB1Qk3MIQyWBuNjy0Fpq6yssXXaA.jpg)
![](https://ae01.alicdn.com/kf/HTB1rYUQIKuSBuNjy1Xcq6AYjFXay.jpg)
![](https://ae01.alicdn.com/kf/HTB1lgNDIY1YBuNjSszhq6AUsFXaC.jpg)
![](https://ae01.alicdn.com/kf/Hb1179643a2974dba8221f2f11793ab54L.jpg)