The amp is stereo efficient, digital amplifier power stage for driving speakers up to 2x30W/8Ω. The high efficiency of the amp allows it to do 2x30W/8Ω without external heat sink. This module has standby and mute function, so Arduino can control it how and when it works.


  • Volume control
  • Audio output (L/R)
  • Audio input
  • Mute interface
  • 3.5 earphone input
  • Power supply


  • SNR      90(db) 
  • DR       0.01% 
  • Input impedance@ Voltage    3Ω@6V-19V    8Ω@6V-24V         
  • size       60mm*55mm*15mm
  • 25W + 25W continuous output power at THD = 10% with RL = 8 Ω and VCC = 26 V
  • Wide-range single-supply operation (4.5 - 26 V)
  • High efficiency (η = 90%)
  • Four selectable, fixed gain settings of nominally 20dB, 26dB, 32dB, and 36dB
  • Differential inputs minimize common-mode noise
  • Standby and mute features
  • Short-circuit protection
  • Thermal overload protection
  • Externally synchronizable
  • ECOPACK®, environmentally-friendly package

Technology support:[email protected]


SKU SS-317990019
Brand Seeed Studio

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