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PAM8406 2 x 5W - 2 Channels 5W dual channel stereo mini Class D Digital Audio Power Amplifier Board USB DC 5V - with Volume Control Potentiometer
TPA3116D2 2 * 50W Ultra-Thin 2 Channels Each 50W Dual Channel Stereo Mini Class D Digital Audio Power Amplifier Board (with Volume Control)
Dual-channel stereo output 50 w + 50 w power Class D Works with 12v power supply High amplification efficiency 85% can directly drive 4 Ω/8 Ω small speakers to medium speakers. Good sound quality & noise suppression.
- This Version has Volume Control Integrated. Dual Channel 50W per Channel - Dual-panel wiring, properly solve the crosstalk between the ground potential balance and channel wiring
- Unique with LC filter Class D digital power board, and can be used directly to the computer's USB powered.
- Power supply: DC 12-24V, Recommended voltage: 12 V, Quiescent current: 20 mA, Rated output power: 50 W +50 W (8)
- Excellent noise suppression in the case is not connected to the input audio, the ear close to the speaker can not hear any noise
- Frequency response: 20Hz to 50KHz; High power class D digital amplifier board Using TPA3116D2 chip
|Dimension||4.5 x 2.6 x 1 cm|