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Bluetooth 4.0 Receiver - Micro USB Powered PAM8403 2x3W - Stereo 2 Channel Mini Class D Digital Audio Power Amplifier Board
Bluetooth receiver. Dual-channel stereo output 3 w + 3 w power Class D Works with 5v micro USB power supply High amplification efficiency 85% can directly drive 4 Ω/8 Ω small speakers to medium speakers. Good sound quality & noise suppression Unique with LC filter comes with a switch.
Dual-Channel 3W per Channel Bluetooth Audio Receiver, 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.
Operating voltage: DC 5V Recommended voltage: 4 V micro USB phone power supply, Quiescent current: 20 mA, Rated output power: 3 W +3 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; Transmission distance: 20 meters maximum (no blocking)
|Dimension||4.2 x 2.5 x 0.5 cm|