The name change request has been submitted to reflect the updated information. We kindly request that you update your records to reflect the new name.

Open the JieLi configuration utility on your PC. These proprietary tools feature a graphic user interface (GUI) dedicated to editing fixed chip parameters: Power on the VHM-314 via the USB adapter.

Different manufacturers and board revisions use different names. Common names include XY_BT , VHM-314 , and various generic identifiers.

2. Hardware-Level Firmware Modification (Permanent Renaming)

Locate the field labeled "BT Name" , "Local Name" , or "Device Name" . Delete the default string and type your new custom name (e.g., "Living Room Speaker"). Keep the name under 20 alphanumeric characters to ensure stability.

Open the chip-specific Bluetooth product configuration tool on your PC. Select the correct COM Port and set the baud rate (typically 9600 or 115200 ).