Product Review

This is a 2x8W audio amplifier board with AudioB plus Bluetooth module.
Perfect for your Hi-Fi application. Audio source :cable input(3.5mm stereo) or Bluetooth.
Specification:
TA = 20℃, fIN = 1 kHz sine wave, RL = 4Ω.
Parameter Condition Min Typ Max
Supply Voltage (V) 8 12 16
Quiescent Current (mA) SD = 2V, No load, Vcc = 12V - 20 35
Input Sensitivity (V) Gain = 26dB - 0.283 -
Input Impedance (Kohm) - 30 -
Gain (dB) - 26 -
Output Power (W rms) THD+N = 10%, Vcc = 12V - 8 -
Efficiency (%) Vcc = 12V, RL = 8Ω, PO = 5W - 86 -
Minimum Load (ohm) 3.2 4 -
Frequency Response (Hz) ±3dB 20 - 22k

Features:
Size: 4.8cm x 8cm
External mute control port
Working voltage: DC8V-16V
Over/under voltage protection
Over current protection
Over temperature protection
Bluetooth 4.0

Applications:
Personal computer
Desktop amplifier
Microphone preamplifier
Vending machine,Lifts
Interactive kiosks