2025 Guangzhou DSPPA Audio Co., Ltd.
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2025 Guangzhou DSPPA Audio Co., Ltd.
2025 Guangzhou DSPPA Audio Co., Ltd.
2025 Guangzhou DSPPA Audio Co., Ltd.

1U Audio Mixer with Bluetooth, USB, FM MP3320

  • 1U rack-mount chassis, lightweight and rack-mountable

  • Built-in audio source, supporting USB, Bluetooth, FM radio and AUX playback (with 3.5mm jack for external media players)

  • 3 balanced/unbalanced XLR MIC/LINE inputs + 2 stereo RCA AUX inputs, with independent volume control for each input

  • 1 set of L+R XLR stereo outputs + 1 mono 6.3mm jack mixed outputs + 1 set of RCA record outputs

  • MIC1 (Channel 1) with adjustable priority function

  • Supports external 24V contacts mute control (mutes all except Channel 1)

  • Channels 1-3 support +20V switchable phantom power


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MP3320 is a lightweight 1U rack-mount audio mixer, ideal for neat equipment layouts. It features built-in audio sources (supporting USB, Bluetooth playback, FM radio and AUX) plus a 3.5mm jack for external media players, meeting diverse audio input needs. It is equipped with 3 balanced/unbalanced XLR MIC/LINE inputs and 2 stereo RCA AUX inputs—each with independent volume control. For output flexibility, it offers 1 set of L+R XLR stereo outputs, 1 mono 6.3mm jack mixed output and 1 set of RCA record outputs. Additional key functions include adjustable priority for MIC1 (Channel 1), external 24V contacts mute control (mutes all except Channel 1), and +20V switchable phantom power for Channels 1-3, delivering flexible, reliable support for professional audio processing.


Model

MP3320

Inputs

3 x XLR (Balanced/Unbalanced) Mic/Line, 2 x Aux L+R RCA, 3.5mm Jack to Media Player

Audio Source

Internal Bluetooth, USB, FM&AUX Player

Outputs

L+R XLR, Mono 6.3mm Jack, Record Out (RCA)

Emergency Control

24V Contacts Mute All Except Channel 1

Phantom Power

+20V (Switchable Channels 1-3)

Input Impedance

2.2k Ohms(Mic/Line),10k Ohms(Aux)

Controls

Media,3 xMic/Line,2 xAux,Treble,Bass, Master Level

Rear Panel Control

Priority Muting Level, Mic/Line and Phantom DIP Switches

Frequency Response

Mic

20Hz-18kHz

Line

14Hz-20kHz

Aux

10Hz-23kHz

Input Sensitivity

Mic

-45dBV

Aux/Line

-10dBV

SNR

Mic

55dB

Aux/Line

60dB

THD

0.05%

Power Supply

AC110V, 60Hz

Fuse

T1AL

Dimensions

482×130×44mm

Weight

1.43kg


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