If the inability to rename the VHM‑314 is a deal‑breaker for your project, consider switching to a different Bluetooth audio receiver module that supports user‑configurable device names.
Search developer forums (such as Russian or Chinese electronics forums like 4PDA or EEVblog) for the specific JieLi AC69xx SDK and the "JieLi AC69 Isptool" or "JL toolset."
Have you encountered specific issues with VHM-314 in your stack? Let us know in the comments how your team handled the migration.
The is designed for simplicity, not high configurability. While advanced users can attempt to use specialized programming tools, the best way to "change the name" of the VHM-314 is through your phone or computer's Bluetooth settings, which allows you to set a local nickname for the device. Vhm-314 Change Name
Before discussing name changes, it is essential to understand exactly what the VHM-314 is. The VHM-314 is a compact Bluetooth audio receiver board (30 mm × 30 mm) designed to receive a digital audio stream via Bluetooth and convert it into an analog signal that can be fed into speakers, amplifiers, or headphones. Built around chipsets from manufacturers such as JieLi (often the AC690X series) and other generic Chinese audio processors, the module has become a go‑to choice for hobbyists and budget‑conscious makers.
| Myth | Fact | |------|------| | “Vhm-314 was banned, so they changed the name.” | Not a ban—primarily trademark and FDA compliance issues. | | “The new name is just a marketing gimmick.” | No; legal and safety reasons drove the change. | | “Vhm-314 is now called Phenylpiracetam Hydrazide.” | False. That is a different compound. NMCNA-7 is correct. | | “The chemical structure has changed.” | The structure is identical; only the identifier has changed. |
Type your new name and hit . Your phone will now always display your custom name instead of VHM-314. On Windows 10/11: Pair the VHM-314 to your PC. If the inability to rename the VHM‑314 is
Smartphone Bluetooth cache has stored the MAC address profile.
The change of name was complete. The real change had just begun.
Use a serial monitor (like Arduino IDE or Putty) set to . The is designed for simplicity, not high configurability
Identify the small 8-pin IC on the board, usually labeled 24C02 or similar.
Open the saved .bin file inside a Hex Editor like HxD. Use the "Find" feature (Ctrl+F), set the data type to Text String , and search for VHM-314 or XY-WRBT .