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The VHM-314 is a highly popular, low-cost Bluetooth 5.0 audio receiver module frequently used in DIY speaker builds and car audio upgrades. Bluetooth Version 5.0 (backwards compatible with 4.1, 4.2) Operating Voltage 3.7V – 5V DC Power Input Micro USB / Type-C (depending on version) or solder pads Audio Output 3.5mm Stereo Jack & Solder Pads (L, R, G) SNR / DNR 90dB / 91dB THD+N Transmission Distance Up to 15 meters (Line of Sight) Supported Formats MP3, WAV, FLAC, APE (Lossless decoding) Profiles A2DP, AVCTP, AVDTP, AVRCP, HFP Version Differences
(For precise numeric values — Bop, Brp, output current, propagation delay, and absolute maximum ratings — refer to the manufacturer datasheet.)
This article provides a complete overview of the VHM-314 module, including technical specifications, pinning, features, and guidance on how to find the online. What is the VHM-314? vhm 314 datasheet free
When searching for and downloading datasheets, keep the following tips in mind:
is a highly popular, low-cost solution for wireless audio modification projects. This ultra-compact decoder board allows maker enthusiasts to instantly upgrade legacy wired speakers, old car stereos, and vintage amplifiers into modern Bluetooth-enabled devices. The VHM-314 is a highly popular, low-cost Bluetooth 5
You might be tempted to rely on a forum post or a YouTube tutorial for your VHM 314 project. This is a dangerous gamble. The official datasheet is the legal and technical contract between the manufacturer and the user. Here is what you miss without the official document:
: A built-in LED (typically blue) indicates pairing status and active connection. Pinout and Interface Details When searching for and downloading datasheets, keep the
Users should not use the Micro-USB and battery inputs simultaneously to avoid damaging the charging circuit or battery.
Component search engines like Octopart often host manufacturer datasheets without requiring registration. Search for the VHM 314, click on the part number, and select "Datasheet PDF." This is often the fastest route to a clean, free download.
Built-in blue LED provides immediate visual feedback on pairing, connection, and playback status. 2. Technical Specifications
