A complete amplifier kit ready to assemble. 

All you need to make an I Phone, Smart Phone amplified speaker set (bluetooth required)

Design your own original housing for a unique project


1 X MOD0540 Amp module

2 x SP1005 Speakers

1 x BH0062 Switched battery Holder

1 x BAT0320 4 x AA batteries

Dual channel digital amplifier board, dual channel design. This amplifier board can be powered by USB or batteries. Equipped with built-in high-gain buffer amplifier and short circuit protection on this amplifier board.

Please note this kit requires minimal soldering.


  • Built-in high-gain buffer amplifier, built-in short circuit protection
  • Powered by 1 x lithium battery or 4 x 1.2V batteries, 3 x 1.5V batteries or USB power
  • 5V voltage regulator circuit is required if powered by a transformer
  • Power: 3.6-5.5V DC
  • Output Power: 3W+3W (4ohms)
  • SNR: 90dB
  • Efficiency: >90%
  • Max. Closed Loop Gain: 24dB
  • Wire Length: Approx. 18cm (short), 28cm (long)
  • Size - 29mm x 23mm


  • Do connect the polarity correctly, and supply voltage must be under 5.5V
  • Do not change any component parameters on board, or it will cause damage
  • Try to use shielded wire as the input line for better anti-interference performance
  • Cathode ends of left & right speaker can not be connected together

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