I can confirm this works with Ubuntu 22.04. Using at terminal lsusb lists as: "ID 4c4a:4155 Jieli Technology USB Composite Device" Ask Ubuntu
This article provides a comprehensive overview of the Jieli BR21 chip, how to find the full driver, and troubleshooting steps for Windows 10/11. What is the Jieli BR21 Chip?
The Jieli BR21 (often stylized as JL BR21) is a highly popular, low-cost Bluetooth audio and data chip manufactured by Jerry Chip (Zhuhai Jieli Technology). You will commonly find this chipset powering budget Bluetooth USB dongles, wireless headphones, portable speakers, and car audio adapters.
Driver: Installation, Troubleshooting, and Firmware Programming The (often recognized by Windows as BR21 UBOOT1.00 USB Device Go to product viewer dialog for this item. or Borofone BR21 Stereo Go to product viewer dialog for this item. jieli br21 driver full
This is the first and only place you should look for any specific software. Remember, Jieli is the chip maker. The company that sold you the headphones or speaker is responsible for providing its drivers and support software.
Without the proper driver, your computer may not recognize the Jieli BR21 chip properly. Symptoms of missing or outdated drivers include:
(hands-free/headset), though specific capabilities can vary by the host device (e.g., BR17 vs BR21 versions). Common Use Cases Recording & Live Streaming : Connecting a mixing console I can confirm this works with Ubuntu 22
: Users often report the device being "recognized" but failing to capture audio levels, often requiring privacy setting adjustments or external power. Manufacturer ZhuHai Jieli Technology Co., Ltd.
, a major supplier of low-cost Bluetooth and MCU solutions for consumer electronics. Ask Ubuntu Driver Identification & Tools
The Jieli BR21 is a popular Bluetooth module used in various electronic devices. To ensure seamless communication between the device and a computer, a driver is required. In this guide, we will walk you through the process of installing and using the Jieli BR21 driver. The Jieli BR21 (often stylized as JL BR21)
Unplug the device. Open Device Manager, click View -> Show hidden devices . Delete all grayed-out instances of BR21 , Generic Bluetooth Adapter , and Unknown USB Device . Restart your computer and plug the device into a different USB port—preferably a USB 2.0 port (black plastic tab), as some JieLi legacy controllers struggle with USB 3.0/3.2 protocols. Audio Stuttering or Low Sound Quality
Zhuhai Jieli offers open-source platform Software Development Kits (SDKs) and remote control protocols (RCSP) directly on the Jieli-Tech GitHub Repository.
In Device Manager, right-click the USB controller, go to Properties > Power Management , and uncheck "Allow the computer to turn off this device."