DS418E/DS216E/DS214E Professional DSP Audio Processor

High-performance AD/DA DAC chip and high-speed processing DSP chip.
Equipped with a high-performance AD/DA DAC chip and a high-speed processing DSP chip for excellent audio performance. Delay 1S for each input and 1S for each output.
Provides a delay of 1 second for each input and each output, allowing for precise timing adjustments. Input 7-band PEQ and Output 7-band PEQ.
Features a 7-band parametric equalizer (PEQ) on both the input and output channels, offering versatile sound shaping capabilities. Accessibility Design (Digital lock, Copy, Routing, etc.)
Incorporates accessibility features such as digital lock, copying settings, routing options, and more for efficient operation. Support USB/RS485 communication.
Supports USB and RS485 communication interfaces for convenient connectivity and control. This could apply to different environments.
Suitable for various environments and applications due to its flexible and adaptable design. Friendly and intuitive control interface, control debugging is more convenient.
Offers a user-friendly and intuitive control interface, making control and debugging procedures more convenient and hassle-free.

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Model	DS418E	DS216E	DS214E
Input/output	4in8out	2in6out	2in4out
Input impedance	10kΩ
Output impedance	50Ω
Max input/output level	19dBu
Input/output gain	-40~+12dB， (step 0.1dB )
Input delay	0ms~1s， (step 21us)
Output delay	0ms~1s， (step 21us)
Input PEQ	Each channel has a 7-band parametric equalizer
Output PEQ	Each channel has a 7-band parametric equalizer
EQ Gain	-30~+15dB， (step 0.1dB )
EQ Type	PEQ、Low shelf、High shelf
EQ Frequency	19.7~21.9KHz
EQ Bandwidth	PEQ 0.017~4.750 Oct
Crossover frequency	19.7~21.9KHz
Crossover slope	FLAT THRU， 12dB， 24dB， 36dB， 48dB
Crossover classification	Butterworth、Bessel、Link witz-Riley
Compressor threshold	-20dB~+20dB， (step 0.5dBu)
Compressor ratio	1.2，1.5，2，3，4，6，10，20，40，128：1
Attack time	1~100ms， (step 1ms)
Release time	50~1000ms， (step 50ms)
Dynamic range	116dB A Weighting
CMMR	>50dB (30Hz~20kHz)
Crosstalk	<-100dB
Distortion	0.003% (1kHz， 0dBu)
System preset	10 appearances preset programs， 30 user programs
Voltage	AC90V~250V，50Hz-60Hz
Weight	3.6kg
Size	482mm x 158mm x 45mm