Audio Amplifier Board Pam8406 Mini Amplifier Board 5V, 5W Amplifier Module,

Features: Amplifier type can be connected to select functions. Type D for high power, type AB for low power, factory default is high power. External shutdown can be added, SD: the default is high power level, and at low power level, chip will shut down. MUTE: low level mute, factory default high level. Specifications: Size: 3.2 x 5.5 cm/ 1.26 x 2.17 inch Weight: 25 g Efficiency: >90% Input method: single-ended General harmonic distortion and noise: <10% Power supply voltage: direct current 5V (please don't overvoltage, overvoltage will burn the IC) Output power: 5W (2Ω 5V)/3W (4Ω 5V)/1.8W (8Ω 5V) Input method: single-ended (3.5 mm audio monaural input) Package includes: 2 x Audio amplifier boards Notes: Manual measurement, please allow slight errors on size. The mention of brand names and any related models above is only for purposes of demonstrating compatibility. Our brand name is Weewooday.