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Home ProductsCommercial Amplifier & ControllerMulti-media Mixer Amplifier 4-Inch Smart Touch Control Panel for Mixer Amplifier DMA21M

4-inch

4-Inch Smart Touch Control Panel for Mixer Amplifier

DMA21M
  • 2-Channel Digital Multimedia Mixer Amplifier with DSP
  • The main unit is constructed from multiple composite materials, offering a more premium and technologically advanced appearance.
  • Advanced microphone audio processing technology is incorporated.
  • The microphone excitation function enhances low and high frequencies, resulting in a fuller sound and a wider sound field.
  • Built-in DSP (Digital Signal Processing) technology provides professional-grade audio control.
  • RS485 serial port and network control are supported.
  • An advanced Bluetooth chip, fully compliant with Bluetooth 5.0, enables high-fidelity stereo audio transmission.
  • Audio input options include optical fiber, coaxial, RCA, 3.5mm stereo, and phantom power for microphones.
  • Noise gate, limiter, anti-feedback, and mixing functions are integrated.
  • The user-friendly front panel allows for intuitive effect adjustment.
  • An advanced switching power supply design ensures stable operation under varying power conditions.
  • The mixer amplifier section employs mature professional amplification technology, ensuring stable performance and high dynamic output.
  • Smart Touch Control Panel
  • Smart wall panel equipped with a 4-inch touch screen.
  • User-friendly software interface for straightforward operation.
  • Allows volume adjustment and scene recall.
  • Supports hidden in-wall or in-desk mounting for a tidy and minimalist appearance.
Overview Specifications Related Products Solutions Latest News & Cases

The DMA2100, DMA2200, and DMA2300 are 2-channel digital multimedia mixer amplifiers for professional audio applications. The series incorporates built-in DSP audio processing, Bluetooth 5.0, RS485, and network control to deliver stable, high-performance audio output. Rated power options include 2×100W, 2×200W, and 2×300W, making the series suitable for conference rooms, classrooms, and commercial applications.

 

The system is compatible with the DMA21M smart wall control panel — a 4-inch touch-screen terminal used for volume adjustment, scene recall, and system operation. This panel features RS485 communication and a wide 4.5V–30V power input, which ensures stable integration. Furthermore, it supports 86-type concealed in-wall and in-desk installation, offering a clean and modern appearance.




Model

DMA21M

Power Supply Voltage

4.5V-30V

Communication Interface

RS485

Communication Baud Rate

1200-115200bps

Display Size

4.0 Inches

Display Type

IPS LCD Screen

Resolution

480×480

Product Dimensions

86×86×27.3mm


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