Brief Introduction:
Welcome to use this 2*150mW（8Ω）audio amplifier board which is a perfect class-AB architecture integrated LM4881 chips to achieve the single-channel 150mW power output. Moreover, integrated with LM4881 chip, this board also supports two-channel amplification and can be powered by any DC power supply ranging from 8V to 24V

Net weigt:48g /1.69oz

Feature:
Size:76.2 mm (L) x 50.8 mm (W) x 12.1 mm(H) ± 0.2mm
Thermal shutdown protection circuitry
Adjustable gain
Wide power supply range: 8V-24V
Audiophile Quality Sound:
0.025% THD+N @120mWrms 16Ω
0.02% THD+N @75mWrms 32Ω

Applications:
Mini/Micro Systems
Personal Computers
Microphone Preamplifier
MP3 Video CD Output Amplification

Benefits:
Mounting holes facilitate installation and fixing
Several wiring methods facilitate connection： Socket (Default),Terminal Block(Optional)
Excellent design of the power ports which allows you to connect multiple amplifier boards in series (Terminal Block Optional).
Do not need an extra heat sink.

Package Included:
1x Class AB LM4881 Headphone Amplifier Board

• Thermal shutdown protection circuitry
• Adjustable gain
• Wide power supply range: 8V-24V
• Audiophile Quality Sound: 0.025% THD+N @120mWrms 16Ω
  0.02% THD+N @75mWrms 32Ω
• Size:76.2 mm (L) x 50.8 mm (W) x 12.1 mm(H) ± 0.2mm

Thermal shutdown protection circuitryQianson-SureE