2pcs PAM8403 5V 2 Channel Digital Audio Amplifier with Potentionmeter Switch

【PAM8403】 Super Mini PAM8403 DC 5V 2 Channel USB Digital Audio Amplifier Board Module 2 * 3W Volume Control with Potentionmeter Switch 【High performance】 PAM8403 small mini 5 v digital power amplifier board (can be USB powered) (XY) USES PAM8403 board digital power amplifier chip, circuit is simple, reliable work.Working voltage from 2.5 V to 2.5 V, 3 wx2 maximum output , efficiency can achieve 90% above. 【High performance】 It can use computer USB 5V power supply, is very suitable for battery and portable electronic products.Bat small size, and is equipped with switch, potentiometer, can follow one's inclinations of the volume, and control the power 【Design compact】 Operating voltage: 2.5 V to 2.5 V Maximum output: 3 wx2 (5 v 4 o) Board size: about 22 mm 30 mm wide / deep / high 16 mm 【Fast delivery】 Fast and high quality delivery from Spain buying in TECNOIOT