Excellent noise suppression. in the absence of contact input audio, you will not hear any noise even put your ear close to the speaker
The two-channel stereo, 5V power supply can output 5W + 5W power, directly drive 4, 8 speakers, output power, full of energy, good sound quality, with left and right channel volume adjustment.
Unique non-LC filter Class-D digital power board, it can be used directly for the USB-powered from computers.
Dual-panel wiring and proper solution to potential balance and channel crosstalk caused by the wiring between
Ultra-miniature design, it can easily be placed in a small space inside a variety of digital products, high amplification efficiency.
Solder by machine
The rated working voltage 2.5-5V, limit operating voltage 5.5V
The unique D type digital power plate without LC filter can be directly powered by the USB of the computer.
Double panel wiring, properly solves the ground potential balance caused by wiring and inter-channel crosstalk.
The ultra micro design can be easily placed in the small space of various digital products, and the amplification efficiency is super high.
The whole board is welded by machine. The welding quality is comparable to that of the manual soldering iron