2.1 Audio Receiver Board Amplifier Module FM Radio Function TF Card Slot USB DC 5V Wireless Bluetooth

Welcome to use this high quality Bluetooth Audio Receiver Starter Ver2.1. This audio receiver board has a built-in 3.5mm audio jack for audio output. It is equipped with USB interface and TF card slot, talk via Bluetooth and FM radio functions.
Features:
Bluetooth 2.1, a perfect Bluetooth audio receiver board for use.
3.5mm audio jack, connect with the earphone and can also be used for power amplifier.
TF card slot, supported playing formats: MP3, WMA, WAV, FLAC.
With talk via Bluetooth function and FM radio function.
Micro USB DC 5V for power supply; lithium battery external power interface.
The wireless receive distance can be up to 15m(shielded signals).
With 5 buttons on the board for adjustment, convenient and easy operation.
Note:
1. For the No Remote Control type, microphone and remote control receiving head are not soldered on the board;
2. Please take off the small plastic sheet on the bottom of the remote control;
3. When you use lithium battery for power supply, don't powered by USB 5V simultaneously;
4. User needs to solder the wire antenna by himself for FM radio function.
Specifications:
Type: No Remote Control / With Remote Control(Optional)
Audio Input: Bluetooth V2.1, USB decoding, TF card decoding, FM radio(solder the wire antenna by yourself)
Decoding Supported Formats: MP3, WMA, WAV, FLAC
Power Supply: Micro USB DC 5V; Lithium Battery External Power Interface
Audio Jack: 3.5mm
Applicable Impedance: 4-8 ohm
Control Method: Buttons; Remote Control(Optional)
Receive Distance: 15 meters
Remote Control Power: 1 * 3V CR2025 Button Battery(Included)
Remote Control Size: 85 * 39 * 6mm
Remote Control Weight: 14g
PCB Board Size: 50 * 40mm
PCB Board Weight: 10g
Package List:
1 * Audio Receiver Board
1 * Remote Control(Optional)