DC 5V Power o Amplifier Board- Dual-Channel PAM8403 Stereo Amplifier Board Module with Potentionmeter- 2 PCS

Features: Small digital power amplifier module. 2 *3W - Output 3W+3W for high fidelity sound quality. This module is made of high-quality material. Strong and durable to use, ensures a long service life. 2Pcs per set.   Specification: Type: PAM8403 o Amplifier Module Working voltage: 2.5V-5.5V maximum output power: 3W x 2 (5V4?) Length: Approx. 29 mm Width: Approx. 20mm The total height after installation: approximately 16mm Weight: Approx. 9.3g   Package list: 2 * PAM8403 o Amplifier Modules   Note: 1. Please ensure that the power supply voltage does not exceed 5.5V, please do not reverse the polarity of ''+'' and ''-'', otherwise the board will be burned out. 2. Please allow slight error due to manual measurement. Thanks for your kind understanding. 3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.