MARANI DPA440A specs

Audio
Analog Input 4 x XLR electronically balanced
Analog Output 4 x XLR electronically balanced
Minimun Load 150 ohm
THD+N ≤0.005 @1kHz 20dBu/0dBu 
S/N >110dBA
Frequency Response 20Hz – 20kHz; -0.5dBu at 20Hz and 20kHz
AD & DA Converters 24bit - 96kHz
DSP & Processing
DSP Engine MARANI® DSP
DSP Resolution 24bit (data) x 24 bit (coeff.),54bit accumulation registers,  96 bit precision on intermediate processing data
Parametric Equalization 13 PEQ filters per input; 11 filters per output 
Input Gain From -18dB to +12dB by 0.1dBu resolution steps 
Output Gain From -30dB to 0dB by 0.1dBu resolution steps 
Filter Type Bell, Shelving, HP/LP, All Pass, Band Pass, Notch Filter
Filter Gain From -15dBu up to +15dBu by 0.5dBu resolution steps
Center Frequency Selectable with a 1Hz resolution step from 20Hz up to 20kHz
Filter Q/BW Bell Type: Q from 0.4 up to 128 in 100 steps
Shelv/Hp/LP Type: Q from 0.1 up to 5.1 in 100 steps
BandPass/Notch Type/ All Pass: Q from 4 up to 104 in 100 steps 
Crossover Section HPF/LPF Butterworth 6/12/18/24dB per octave
Bessel 12/24dB per octave
Linkwitz-Riley 12/24/36/48dB per octave
2 Internal Noise Generator(to input 1/2 and to input 3/4)  White/Pink Noise; Level from -40dBu to 0dBu
Input Noise Gate Threshold from -80dBu up to -50dBu
Attack time from 1ms up to 1000ms; Release time from 10ms up to 1000ms
Input/Output RMS Limiter Threshold from 20dBu up to -10dBu
Ratio 2:1~32:1; Knee: 0~100%
Make up from -12dB to +12dB
Attack time from 5ms up to 200ms;Release time from 0.1 sec up to 3 sec 
Output Peak Limiter Threshold from 20dBu to -10dBu
Attack time from 1ms up to 900ms; Release time from 0.1sec up to 5sec
Headroom on internal overflow Processes 12dB
Routing Full Matrix Mixing mode
Delay 480ms 10.4us increment/decrement steps per input, 270ms 10.4us increment/decrement steps per output
Ground Noise -90 dBu
General
Device Presets 32 User Presets
Front Panel 2×24 character LCD display with green LED backlight
7-LED meter per input channel -15dBu to +15dBu, clip and limiter mode
7-LED meter per output channel -15dBu to +15dBu, clip and limiter mode
Blue LED (Edit) per channel
Red LED (Mute) per channel
NAV/PM1 Rotary encoder push button switch
PM2, PM3, ENTER, ESC, UTILITY push button switches
EDIT/MUTE push button per channel
Rear Panel 4 x XLR female connector (Input)
4 x XLR male connector (Output)
1 x XLR female connector for RS485 (Input)
1 x XLR male connector for RS485 (Output)
USB type A connector
2 x Ground-lift toggle switch
IEC C13 16A connector
Power on/off switch
Main AC 90-240VAC (50/60Hz) – 40W
Dimensions 19”x 1.75”x 9” (483x44x229mm) 1RU