Feature: 1. Multi-Audio Source Selectable: This device offers a of audio input , including Bluetooth-Compatible , FM, AUX, U-disk, and TF Card, enabling the playback of MP3 or lossless music files with a screen display indicating the current audio source. Users can control the music playback functions such as play/pause/next/prev/vol+/vol- using either the remote controller or on-board buttons.
2. Bluetooth-Compatible Player : With its built-in Bluetooth-Compatible audio receiver and power amplifier, this device can directly drive 4ohm 3W speakers, producing clear and high-quality sound.
3. LED Spectrum Display: The device also features 12 pink/blue/green LED spectrum indicators that flash in sync with the music, creating a dynamic and visually stunning lighting effect. The LED audio indicator flashes at both ends simultaneously, and the sensitivity is adjustable using the potentiometer.
4. Dual Channel Stereo Speaker: The device can drive two 2.0 3Wx2 speakers, producing clear and powerful stereo sound.

Parameter:
1. Product Name: LED Spectrum FM Bluetooth-Compatible Audio Speaker DIY Kit
2. Work Voltage: DC 5V
3. Work Current: Greater than1.5A
4. Speaker: 3W 4ohm
5. Channel: Dual-Channel Stereo
6. Audio source: Bluetooth-Compatible /FM/AUX/U-disk/TF Card
7. FM station: Automatic radio search
8. Receiver Frequency: 87.0MHz~108.0MHz
9. Frequency accuracy: 0.1MHz
10. Control Type: Bluetooth-Compatible /Remote Controller/On Board Button
11. LED Color: Pink/Blue/Green
12. Output type: Speaker
13. Audio format: APE/FLAC/WAV/MP3/WMA
14. Power interface: DC-005 Power Socket
15. Work Temperature: -20℃~85℃
16. Work Humidity: 5%~85%RH
note: The actual product is a kit. The appearance and color of some accessories are randomly distributed, Cannot be cho