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Product Name: BT Power Amplifier Board

DC power supply: DC5V 2A

Output power: 3-10W

Output impedance: 2-8OHM

BT version 4.2

Number of channels: two channels

Size: 40*34*12MM

4OHM 5W or 4OHM 10W speakers are recommended

The product charging interface is in current-limiting charging mode, without charging management. It is recommended to use 3.7V battery (lithium battery needs to have protection board), with USB charging port for lithium battery charging, USB interface can also be used as power supply or DC5V power supply .

The product will automatically shut down after 10 minutes in standby mode and needs to be rebooted.

The product's BT is version 4.2 and is compatible with mobile phones and Bluetooth adapters. The open transmission distance is about 10 meters. Supports automatic connection back to already paired devices and automatically plays music.

Note: It cannot use power supplies such as dry batteries, charging treasures, and transformers, as well as unstable current supplies.

Package included:

1PCS