Guangzhou DSPPA Audio Co., Ltd.
Tel: 020-28346138
Fax: 020-81305947

DMA6112 120W 6-Zone Audio Matrix Amplifier


● 4.3 inch resistive touch screen, push-button power switch.
● Support 100V constant voltage output.
● With Chime Function, touch screen operation.
● Chime function, touch screen operation, chime and alarm program source can be replaced via USB.
● The alarm sound function can be triggered by the dry contact in the 3.81mm Phoenix socket (2P of 7P) on the rear panel.
● AUX1, AUX2, MIC1/LINE1, MIC2/LINE2 treble and bass volume adjustment (rear panel).
● Two XLR inputs MIC1/LINE1, MIC2/LINE2, 48V phantom power MIC, ordinary MIC and LINE are selected through independent DIP switches.
● With 2 AUX IN in the rear panel.
● 6 LINE OUT (corresponding channels).
● With zone monitoring function, the monitoring volume changes with the zone volume.
● MUTE > EMC IN > SIREN > CHIME > Remote Paging Microphone > Bluetooth Touch Panel > AUX1=AUX2=MIC1/LINE1=MIC2/LINE2=MP3=BT =FM
● 6-way Bluetooth Touch Control Panel Interface, fixed zone address, DC48V power supply, the maximum transmission distance of each channel is 300-600 meters, the Bluetooth touch control panel can only operate the corresponding zone audio source and volume.
● Two-way RJ-45 remote paging microphone interfaces, support zone/all zones paging, up to 2 mics cascaded, DC48V Power supply, 300-600m range per zone, and users can play AUX1 or MP3 player audio sources and enable the volume control.

  • Introduction
  • Specification
  • Connection

The amplifier system is designed with a sleek iron chassis and a 4.3-inch touch screen for easy operation. Its 2U chassis can be conveniently installed in a cabinet. It offers multiple functions including USB, radio and Bluetooth playback, audio signal matrix switching, half-bridge switching power supply and digital power amplifier circuit, zone volume adjustment, and a paging interface that can be useful in various settings for an enhanced audio experience.




AUX Input Sensitivity


MIC Input Sensitivity


LINE Input Sensitivity


Output Power



Distortion at Rated Power (Within Frequency Response Range)

95V<1%    100V<5%

Microphone S/N Ratio A-Weighted


Line S/N Ratio A-Weighted


Line Input Frequency Response

80Hz-15kHz (under normal operating conditions ±3dB)

Overload Source Electromotive Force

≧14dB (constant voltage)

Operating Voltage


Tone Adjustment Range

Bass: ±10dB (100Hz), Treble: ±10dB (10kHz), both with an error of ±2dB

LINE OUT Output Level


MIC1-2 Phantom Power


Operating Temperature


Package Dimensions


Machine Dimensions


Gross Weight


Net Weight


DMA6112 120W 6-Zone Audio Matrix Amplifier

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  • Tel:+86 020 37166520
  • Address:No.1 Xiahe Rd, Jianggao Town, Baiyun District, Guangzhou, Guangdong, China
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