Module Bluetooth 4.2 MH-MX8 Giải Mã Âm Thanh MP3 - M18

This product MH-M18/M28/M38 is a low-power Bluetooth design solution, supports the latest Bluetooth 4.2 transmission, two-channel stereo lossless playback, after the module is connected to Bluetooth, Bluetooth wireless transmission can be quickly realized, which is very convenient. In an open environment, the Bluetooth connection distance can reach up to 20 meters.

3 Versions

Function Description

1. Bluetooth V4.2 version, support Bluetooth automatic connection technology, support WAV/WMA/FLAC/APE/MP3 lossless decoding, stereo dual-channel output.
2. After the module is powered on, the mobile phone searches for the Bluetooth name MH-M18/MH-M28/MH-M38, and it can play music after connecting to the Bluetooth;
3. Module blue indicator light:
   • When Bluetooth is not connected, the indicator light flashes quickly;
   • When the Bluetooth is connected, the indicator light is always on;
   • When Bluetooth is playing, the indicator light flashes slowly

MUTE mute control terminal: used to control the power amplifier board, MUTE outputs high level 3.3V when mute, and low level when playing.

KEY button control: This function can be realized only by connecting resistors and buttons.

Volume retention function: the default output is 100% volume. Use the buttons to control the volume increase or decrease. If the control volume is less than 15%, the volume output will be 15% after power-on; if the control volume is greater than 15%, the original volume will remain unchanged after power-on.