Specifications:

Power Supply Voltage: DC 3.5V-5V

Output Power: 5W

Bluetooth Version: 5.4

Speaker Compatibility: 2-4 Ohms (3W-10W)

Battery Compatibility: 3.7V polymer lithium battery or 18650 lithium battery

Recommended Charger: 5V 1A

Charging Port: Type-C

Features:

1.High-Quality Audio Performance: With an output power of 5W, this Bluetooth 5.4 mono amplifier decoder board ensures clear, robust sound, making it perfect for DIY speaker projects. It supports a wide range of speaker impedances from 2-4 Ohms, ensuring compatibility with various types of speakers.

2.Bluetooth 5.4 Connectivity: The latest Bluetooth 5.4 version provides fast, efficient, and stable wireless connectivity. This ensures that your audio streaming experience is seamless and free from interruptions, whether you're listening to music or podcasts.

3.Versatile Power Options: Compatible with both 3.7V polymer lithium batteries and 18650 lithium batteries, this board offers flexible power options. It can also be easily charged via a Type-C port using a 5V 1A charger, making it convenient to power up your projects.

4.TWS Functionality for Stereo Sound: When using two of these Bluetooth boards, they can automatically connect via TWS (True Wireless Stereo) technology, providing you with a stereo sound experience. This feature enhances your audio output, creating a richer and more immersive listening environment.

5.Us