Bluetooth audio module BT5.0, 3.7-5V

The OKY3165 is a compact and cost-effective Bluetooth 5.0 audio receiver module designed for wireless audio streaming and amplification. It supports automatic reconnection and can be powered via Micro USB or a 3.7-5V lithium battery.

General Product Overview and Purpose
This module allows users to easily convert traditional speakers into wireless Bluetooth-enabled devices. It's designed for DIY audio projects, car audio upgrades, and creating portable audio solutions.

Key Features
* Bluetooth 5.0 Connectivity: Ensures a stable and efficient wireless connection with low latency and extended range.
* Lossless Audio Decoding: Supports WAV, APE, FLAC, and MP3 lossless decoding for high-quality audio playback.
* Dual-Channel Stereo Output: Provides balanced and clear stereo sound quality.
* Automatic Reconnection: Automatically reconnects to the last paired device.
* Sound Card Functionality: Can be used as a sound card by short-circuiting the sound card pads and connecting to a computer via USB.
* Compact Design: Small size allows for easy integration into various projects.
* Wide Compatibility: Compatible with smartphones, tablets, laptops, and other Bluetooth-enabled devices.

Use Cases and Benefits
* Wireless Audio Streaming: Stream music wirelessly from smartphones, tablets, or computers to older speakers or audio systems.
* DIY Audio Projects: Ideal for creating custom Bluetooth audio receivers, portable speakers, and wireless audio setups.
* Car Audio Systems: Integrate into car audio systems for Bluetooth streaming.
* Home Audio Systems: Upgrade home audio systems with Bluetooth connectivity.
* Hands-free calling: Supports incoming voice calls

Other Relevant Product Information
* Interface Details:
* Universal Micro USB 5V power supply.
* 3.7-5V power supply pad for external lithium battery modification.
* 3.5mm stereo audio interface for connecting earphones or amplifiers.
* LED indicator: Blue light indicates Bluetooth mode.
* Pairing Instructions:
* Connect the power, and the blue indicator light flashes, indicating Bluetooth mode.
* Enable Bluetooth on your device and search for "BT5.0-Audio".
* Click to connect. A voice prompt will confirm successful connection.
* Note: It is recommended to use a Lipo charger board since there is no lithium battery protection circuit on the decoder board. Also, pay attention to electrostatic protection and keep the module away from radio transmitting devices and metal objects.