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Home ProductsCommercial Amplifier & ControllerMulti-media Mixer Amplifier 2x240W Digital Multimedia Mixer Amplifier DMA2240

2x240W

2x240W Digital Multimedia Mixer Amplifier

DMA2240
  • User-friendly front panel with rotary controls, push buttons, and rocker-type power switch.
  • Dual-channel amplifier design with independent configuration per channel via DIP switches.
  • Supports multiple output modes: 100V / 70V constant voltage and 4Ω / 8Ω low impedance, with full rated power available in all modes.
  • Six balanced audio input channels, each with independent gain adjustment and dedicated 48V phantom power control via DIP switches.
  • Dual RCA AUX inputs (AUX2), assignable to CH1 and CH2 with separate level control.
  • 3.5mm stereo input with independent level adjustment for both CH1/CH2 output channels.
  • Two RCA AMP IN inputs for external amplifier signal input, internally linked to PRE OUT by default.
  • Two RCA PRE OUT outputs for preamplifier signal output, controlled by CH1/CH2 master levels; 1V output in 100V mode.
  • Priority input configuration available for MIC1 and 3.5mm input, with automatic signal mixing in all operating modes.
  • Dual RCA AUX OUT1–2 outputs providing fixed-level audio signals, independent of channel volume and system output level.
  • RJ45 interface supporting up to six DMA30W remote control panels for system operation, including CH1/CH2 volume adjustment, zone on/off control, and EFFECT switching.
  • Built-in digital reverb effect with adjustable depth and decay time: 3 preset modes + 1 custom mode, room size settings (Large / Medium / Small / Off), independent effect enable/disable for MIC5–MIC6 and zone outputs (Indoor/Outdoor).
  • 3-band EQ for MIC1–MIC6 inputs: LOW (80Hz ±12dB), MID (2.5kHz ±12dB), HIGH (10kHz ±12dB).
  • Automatic standby mode configurable via DIP switch: automatic sleep after 10 minutes of no signal, sleep indicator flashing during standby, automatic wake-up on signal detection.
  • RJ45 connection supports one DMA30N network decoding terminal: audio + data bus transmission, network decoding playback, offline scheduled playback, EMC dry-contact output, network AUX output functionality.
Overview Specifications Brochure Related Products Solutions Latest News & Cases

The DMA2240 /DMA2500 2x240W/2x500W Digital Multimedia Mixer Amplifier is engineered for applications such as mosque sound systems and other multi-zone public address environments. It is also suitable for fitness centers, meeting rooms, and small commercial installations.

When integrated with the DMA30N remote bus network decoding terminal, the system operates over a shared RJ45 audio and data bus, enabling seamless communication with the DMA30W remote control panel for centralized and distributed control.



Model

DMA2240

DMA2500

Line Input

AUX1 Input Sensitivity

250±25mV

AUX2 Input Sensitivity

250±25mV

AMP IN (CH1-2)

1±0.1mV

COM1-2

±3V±0.2V

Frequency Range

80–16kHz (±3dB)

Microphone Input

MIC1-6 Max. Input Sensitivity

5±1mV (potentiometer fully clockwise)

MIC1-6 Min. Input Sensitivity

250±25mV (potentiometer fully clockwise)

Frequency Response

100–10kHz (±3dB)

Phantom Power

48±5V

Line Output (CH1-2)

BUS OUT Line Output

1±0.1mV

REC OUT Line Output

1±0.1mV

PRE OUT Line Output

1±0.1mV (100V constant-voltage mode)

Signal-to-Noise Ratio

≥76dB (all volumes at max)

Noise

≤8.5mV (all volumes at max)

Total Harmonic Distortion

≤1%

Gross Weight

8.8kg

Net Weight

6.3kg

Package Dimensions (L×W×H)

585×535×155mm

Product Dimensions (L×W×H)

483×380×88mm


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