Vhm 314 Datasheet Portable Free -
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For remote control and transport functions. HFP: Hands-Free Profile for potential voice capabilities. 4. Application Notes
is a compact, high-performance solution for wireless audio streaming in DIY projects, car audio modifications, and home stereo upgrades. This versatile board typically utilizes Bluetooth 5.0 technology to deliver stable, high-fidelity stereo output with a transmission range of up to 15 meters in open spaces. Technical Specifications vhm 314 datasheet free
The module is valued for its high-fidelity audio reproduction and small footprint (approx. 30mm x 30mm). VHM-314 Bluetooth Audio Receiver Board Module
You might find summary tables on random parts websites, but they are often incomplete. The official VHM 314 datasheet provides: user wants a long article for the keyword
Built-in blue LED provides immediate visual feedback on pairing, connection, and playback status. 2. Technical Specifications
R-L-G (Right-Left-Ground) pads are provided for soldered connections. LED Indicator To do this, I need to search for
Positive terminal for 3.7V Lithium battery supply (3.7V - 4.2V). GND Pad: Ground terminal for the power supply. Audio Outputs
| Specification | Details | | :--- | :--- | | | VHM-314 | | Main Chip | AC1847AP1P803 (or variants like AS19AP) | | Primary Function | Bluetooth Audio Receiver / MP3 Decoder | | Bluetooth Version | 4.1 / 5.0 (varies by version; V2.0 often 5.0) | | Operating Voltage | 3.7V - 5V DC | | Power Supply | microUSB port or via solder pads for a Li-ion battery | | Audio Output | 3.5mm stereo jack + L/R solder pads | | Signal-to-Noise Ratio (SNR) | 90 dB | | Total Harmonic Distortion (THD+N) | -70 dB | | Dynamic Range (DNR) | 91 dB | | Crosstalk | -86 dB | | Supported Protocols | A2DP, AVCTP, AVDTP, AVRCP, HFP | | Supported Audio Formats | MP3, WAV, APE, FLAC (lossless playback) | | Range (LOS) | >5m to up to 15m | | Dimensions | Approx. 30 x 30 mm | | Weight | ~5 grams |