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Item Type:Digital Amplifier Board Chip model: Pam8403. Transmission distance: up to 20 m (not blocked) Channel: 2 Maximum power: 5W + 5W Size: 10 x 7 x 2 cm. Material: PCB. Colour: green. Package Content: 1 x digital Bluetooth power amplifier board. Only the above package content, other products are not included. Note: Due to the light and screen difference, the colour of the item in the photos may be slightly different. The allowed measurement error is +/- 1-3 cm.
The amplifier module supports the battery power 18650 and has a long service life, you can use it for a long time.
Meanwhile, such an audio amplifier board supports USB charging function, which is easy to use in practical life.
This audio part is made by many experts using precision boats from high quality materials.
With the Bluetooth receiver amplifier card, the AMP card is equipped with high performance according to rules.
Installing the AMP card is simple and requires no particularly complicated processes.