Features:
Dual-channel digital audio amplifier module with DC 8-26V working voltage & 15W + 15W output power.
Equipped with black copper terminal blocks, imported WIMA red audio capacity, large-capacity filter capacitor for channels and gold-plated audio input terminals.
With 2 * RCA input ports & 1 * 3.5mm input port, and a volume control knob(clockwise to turn volume up and counterclockwise to turn volume down).
Features over 90% high efficiency, less than 0.2% total harmonic distortion, low quiescent current and noise suppression.
Designed with input reverse connection protection, short circuit protection, over heat protection, over current protection and over/ low voltage protection; what's more, EMI is allowed to pass.

Additional function:
1. External Mute Function(MUTE: high level mute, factory defaults low level)
2. External Turn-off Function(SD: low level chip turn-off, factory default high level)

Specifications:
Efficiency: >90%
Total harmonic distortion & Noise: <0.2%
Working voltage: DC 8-26V
Output power: 15W stereo (8Ω 2V)
Input method: single-ended(factory default)
Item Size: 7.5 * 4.2cm / 3 * 1.7in
Item Weight: 35g / 1.2oz

Package List:
1 * Amplifier Board
1 * Users' Manual(English & Chinese)