PAMV DC AUDIO AMPLIFIER BOARD 2 CHANNEL 3W VOLUME IN INDIA

This is a mini 2 channel 3w amplifier with PAM. It is perfect for MP3/MP4/notebook. And you can also power the board with 5V USB power supply Specifications: Power supply: DC 2.5V - 5.5 V Output power: 3W + 3W (4Ω) Size:  3 x 2.2mm (L x W) Flexible assembly usage NOTE: Single lithium battery or USB power supply is suitable, can also use four sections of 1.5V battery, if used with the transformer power supply, you must add 5V voltage circuit as more than 6V it will burn IC out + and - of power supply can't be reversed, power supply voltage should not be more than 6V, otherwise it will damage the IC There are high gain buffers, can't change any board device parameters, IC will lead to damage. Please use input shielding wire, can rise anti-interference function, eliminate clutter current sound. Output is CMOS BTL drive mode, 4 wire is completely independent, do not connect together Package Contents: 1 x 5V 2 channels 3W PAM Audio Amplifier with Volume control