Electrical Characteristics
• All Audio Amplifier Boards were tested for over 12 hours before shipping.
• 4CH D Class AMP
• 75W 4CH (THD 1% 4 Ω )
• 150W 4CH C 2 Ω
• Full bridge output
• 1 Input power
• Free Voltage ( 6V ~ 26V )
• Protection (thermal, over load )
• Analog signal input
• High Power efficiency up to 90% ( 2CH OUT at 30W )
• No ON/OFF POP Noise ( Sleep, Mute )
• Operating Environment Temperature Range: 0~+55 ℃
• StorageEnvironmentTemperatureRange:-25~+85 ℃ .
  
  

Notice:

• GND should be connected to GND or the housing of your instrument.
• There are two audio-input methods. One is to input via audio connector jack. Another is to input via ports (J9, J10).
• There are two audio-output methods. One is to output via ports (J1, J2, J3, and J4). Another is to output via corresponding banana jack.