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NS4158 DC 3.4V-5V Micro USB Power Amplifier Board - 2 Channel 3W per Channel Stereo Mini Class D Digital Audio Power Amplifier Board
- Buy 100 for ₹52.00 each and save 24%
- Buy 1000 for ₹46.00 each and save 33%
Dual-channel stereo output 3 w + 3 w power Class D Works with 3.4V-5v power supply High amplification efficiency 85% can directly drive 4 Ω/8 Ω small speakers Good sound quality & noise suppression Unique without LC filter class D digital power board Can use computer USB power supply directly Small Size, 2.2 x 2 cm can easily fit in a variety of products
Dual-panel wiring, properly solve the crosstalk between the ground potential balance and channel wiring
Unique without LC filter Class D digital power board, and can be used directly to the computer's USB powered.
Two-channel stereo, 5V micro USB power supply can output 3W +3 W power, can directly drive 4 8 small speaker output power, full of energy, good sound quality.
Excellent noise suppression in the case is not connected to the input audio, the ear close to the speaker can not hear any noise
Output power: 3.0W (4Ω load), 3.8W (3Ω load), 5.0W (2Ω load); Supply voltage: DC3.4V-DC5V; Dimensions: 2x2.2cm/0.79x0.87inch