This music amplifier is a dual BTL class-D, able to deliver up to 2x25w into 8 ohm speakers, can be designed to display solution or other music player like iphone, ipod, MP3, cell phone, and so on.


  • Volume control
  • Audio output (L/R)
  • Power switch
  • 3.5 earphone input
  • DC Power interface


  • SNR      90(db) 
  • DR       0.01%
  • Input impedance@ Voltage    4Ω@12-18V,  6Ω@12-24V,  8Ω@12-26V          
  • size       100mm*66mm*16mm
  • 25W + 25W continuous output power at
  • THD = 10% with RL = 8 Ω and VCC = 25V
  • Wide-range single-supply operation (8 - 26 V)
  • High efficiency (η = 90%)
  • Four selectable, fixed gain settings of nominally 21.6dB, 27.6dB, 31.1 dB and 33.6dB
  • 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-317990021
Brand Seeed Studio

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