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

DP1605 16 channels Conference Audio Processor ANC & AEC


● 16 channels analog audio input &output, support microphone input and line input switch freely
● With AEC echo cancellation and ANC noise cancellation function
● Each input with 48V phantom power switch
● With feedback suppressor, two levels adjustment,with AUTOMIX automatic mixing and matrix mixing
● With video tracking function, support most camera control protocols
● Support USB/RS232/TCP/IP
● Support mobile APP software,touch screen,wire control

  • Introduction
  • Specification

DP1605 is an automatic mixing media matrix with 16 analog inputs and 16 analog outputs, built-in feedback suppression, automatic mixing, matrix mixing, equalizer, distributor, compressor and other DSP functions. It can support Dante network audio expansion, and realize computer software control through USB drive-free connection, and central control remote control via RS232, RS485, TCP/IP connection, suitable for various public address projects.



DSP Chip 

Signal Processing

32-bit fixed/floating-point DSP 300MHz

Audio System Delay

< 1ms

Digital-Analog Conversion


Sampling Rate


Analog Audio Input and Output

Input Channel

16-channel balancedinputs,Mic/line level

Audio Interface

3.81 mmPhoenix plug, 12-pin

Input Impedance 


Maximum Input Level

12dBu/Line, -7dBu/Mic

Phantom Power

+48VDC, 6.5mA, configured in each channel

Output Channel

16-channel balanced outputs,line level

Output Impedance



Frequency Response


20Hz-20kHz(+-1.5dB)/Mic,20dB Gain



-86dB(@-7dBu,1kHz,A-wt)/Mic,20dB Gain



95dB(@-7dBu,1kHz,A-wt)/Mic,20dB Gain



Micro-B type,drive-free


Serial port communication

TCP/IP Network Port


Indicator Light

Power, Link, +48V, input and output audio signal

Electricaland Physical Parameters

Power Supply

AC100V---240V  50/60 Hz

Dimension (L*W*H)


Net Weight


Working Temperature


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  • Tel:+86 020 37166520
  • Address:Jianggao Town, Baiyun District, Guangzhou, China