MH-M28 Wireless Bluetooth Audio Receiver Board

The MH-M28 Wireless Bluetooth Audio Receiver Board is a compact and affordable module that enables wireless audio streaming via Bluetooth. It is ideal for DIY audio projects, home audio systems, and portable speaker applications. Featuring a built-in audio decoder, onboard amplifier, and straightforward interface, the MH-M28 allows users to easily convert wired audio systems into wireless ones.

Key Features of MH-M28 Wireless Bluetooth Audio Receiver Board:

• Bluetooth 4.2 Technology: Offers stable and low-latency wireless audio streaming.
• Plug and Play: No programming required—just power it and connect your speaker or amplifier.
• Built-in Audio Decoder: Supports A2DP for high-quality audio playback.
• Compact Design: Small form factor fits into custom audio projects.
• Auto Reconnect: Automatically reconnects to the last paired device.

Technical Specifications of MH-M28 Wireless Bluetooth Audio Receiver Board:

• Bluetooth Version: 4.2 + EDR
• Supported Profile: A2DP
• Operating Voltage: DC 3.7V – 5V
• Audio Output: Stereo analog output (L/R)
• Transmission Distance: Up to 10 meters (open space)
• PCB Size: Approx. 30mm x 17mm
• Power Supply Method: Micro USB or solder pads

Mechanical Specifications of MH-M28 Bluetooth Module:

• Module Type: Wireless Bluetooth Audio Receiver
• Mounting Type: PCB-mount through solder pads
• Connectors: Micro USB and solder pads for audio output
• Color: Blue PCB

Dimensions:

• Length: 30mm
• Width: 17mm
• Height: ~3mm (excluding connector)

Mounting Options:

• Embedded Mount: Solder onto custom enclosures or PCBs.
• External Use: Mount in external enclosures via adhesive or screw posts.

Schematic Diagram, Connection, Wiring and Pinout of MH-M28:

• Power: 5V input via micro USB or VCC/GND pads
• Audio Out: L, R, and GND solder pads for stereo output
• Status LED: Indicates Bluetooth pairing and connection status

Datasheet of MH-M28 Wireless Bluetooth Audio Receiver:

• MH-M28 Bluetooth Module Overview and Pinout

Applications of MH-M28 Wireless Bluetooth Audio Receiver Board:

• DIY Bluetooth Speakers: Add wireless audio to custom speaker boxes.
• Home Audio Systems: Upgrade older stereo systems to support Bluetooth input.
• Car Audio Integration: Stream audio via Bluetooth in custom car systems.
• Portable Audio Projects: Ideal for battery-powered audio devices.
• Classroom or Workshop Demos: Enable wireless sound delivery from phones or laptops.

Equivalent of MH-M28 Bluetooth Audio Module:

• MH-M18: Compact version with basic Bluetooth audio functionality.
• XS3868: Supports AVRCP and stereo audio output.
• JDY-62: Compatible Bluetooth receiver module with audio output.

Package Includes:

• 1 x MH-M28 Wireless Bluetooth Audio Receiver Board