VHM-314 Bluetooth 5.0 Audio Receiver MP3 Decoder (Red PCB)

The VHM-314 Bluetooth 5.0 Audio Receiver MP3 Decoder is a versatile and high-performance module designed to bring wireless audio streaming and MP3 decoding capabilities to your audio projects. Leveraging the advanced Bluetooth 5.0 technology, it ensures stable and high-quality audio transmission with a wider range and lower power consumption. This module is perfect for upgrading existing audio systems, DIY audio projects, and portable speaker setups, allowing you to stream music wirelessly from your smartphone, tablet, or other Bluetooth-enabled devices.

Specifications:

• Bluetooth Version: 5.0
• Operating Voltage: DC 3.7V – 5V
• Audio Output: Stereo (3.5mm AUX jack)
• Audio Formats: MP3, WAV, WMA, FLAC
• Input Interface: Bluetooth
• Transmission Distance: Up to 15 meters (open space)
• Frequency Response: 20Hz – 20kHz
• Signal-to-Noise Ratio (SNR): ≥ 90dB
• Total Harmonic Distortion (THD): ≤ 0.1%
• Dimensions: 30mm x 30mm x 12mm (approx.)
• Weight: 10 grams (approx.)

Key Features:

1. USB-Powered: Universal Micro USB 5V power supply for convenient and easy powering.
2. External Power Supply: 3.7-5V supply pad for external 3.7-5V lithium battery power conversion.
3. LED Indicator: Bluetooth mode indicator with a long blue light.
4. 3.5mm Stereo Audio Interface: Standard 3.5mm interface for outputting stereo sound, compatible with headphones, amplifiers, and other devices.
5. High SNR: Signal-to-Noise Ratio (SNR) of 90dB, ensuring high-quality audio signal relative to background noise.
6. Low Distortion: Total Harmonic Distortion plus Noise (THD+N) of -70dB, minimizing unwanted harmonic distortion and noise in the audio signal.
7. Low Crosstalk: Crosstalk of -86dB, reducing unwanted signal transfer between audio channels.
8. Wide Dynamic Range: Dynamic range of 91dB, providing a good ratio of the loudest and quietest parts of an audio signal.
9. Bluetooth Profile Compatibility: Supports A2DP, AVCTP, AVDTP, AVRCP, and HFP, ensuring compatibility with various Bluetooth profiles for audio and control functionalities.