Digital Audio Amplifier Board Power Amplify Circuit Stereo For Home

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Description:

Features: The power switch and the volume knob are integrated. When the sound is adjusted to the minimum, then turn counterclockwise, when you hear a clicking sound, it is turned off. Turn clockwise to turn it on.
Power Interface: Powered by micro 5p interface, Input voltage: 3.7V-5V, Power: 4Ω 2x5W.
Output Interface: with 2 groups speaker output port (one group for left and right channels)
It can work with 4 5W-50W power speakers, you can freely switch between CLASS AB or CLASS D according to sound preference and power collocation.
Application: The audio amplifier board can be connected to audio signal of phone, laptop and tablet through 3.5mm audio cable.

Specification:

Power: 4Ω 2x5W
Power interface: micro 5p (reserved 2.5mm welding port)
Input voltage: 3.7V-5V
Amplifier working method: switchable class AB and class D
Signal to noise ratio: 90DB
THD+N: -70DB Crosstalk: -86db

Size Chart:

Size: approx. 54x33x15mm / 2.13x1.30x0.59inch

Package Includes:

1 Piece Audio Amplifier Board
1 Piece 0.7m USB Charging Cable
1 Piece 3.5mm Audio Cable

Note:

1. Please allow slightly error due to manual measurement.
2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
3. Wish you a wonderful online shopping!

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