Product Features:

◆ Brief power on/off, anti-surge protection 
◆ Hot off protection: When the temperature exceeds 85℃, the amplifier will cut off the connection to the speaker 
◆ When a short circuit, current limiting protection 
◆ When the rotary amplifier On or OFF button does not make noise mute circuit prevents rotation of the rotary switch 
◆ Speaker output DC protection: When the amplifier is not normal, it will cut off the speaker connections 
◆ Limiting, providing 30dB compression will not be deformed, not limiting amplifier