This is a brand new item.
Sell new audio matrix, would have been intended for an installation that then nothing was then, devices were only configured. Here are a few data from the manufacturer: Miscellaneous. Management Connectivity Ethernet Base-Tx 10/100MB Auto X-over Cat5 Up to 100m. Remote Bus Over Twisted Pairs;Up to 1km (See Specific Specs. ). GPI 8, from 0 to 10VDC or TTL level. Aux. Power Supply for Remotes & GPI +12VDC, 1. 2a. Max. (Short Circuit Protected). Time and Date Retention (Battery) 100 Hours Approx. (Ambient temperatures are dependant). RTC Accuracy ± 1 minute / Month. DSP 2x 32/64Bit Sampling Rate 48kHz. Latency in to out <3. 2ms. Converters Resolution 24bit AKM. Dynamic Range AD: 110dB, da: 115db. Analogue 12 Input/Output Terminal Block (symmetrical). Analogue input Headroom +27dBV = +30dBu. Max. Output Level +18dBV = +21dBu. Input Sensitivity @ 0DBV OUT from -50dBV to +10dBV in 0. 5dB step. Input impedance balanced, > 4kΩ. Phantom Power +42VDC, 5MA Max. Software Switched. Frequency Response (-3db) 5Hz to 24kHz. Flatness Better than ± 0. 1db. Thd+noise @ 1kHz, -40dbb input. (Mic. ). Output Noise Floor Fft (20Hz - 20kHz) Better than 115db. Interchannel Crosstalk (20Hz - 20kHz) Better than 90db (100dB type). Channel Leakage (20Hz - 20kHz) Better than 100db (115dB type). CMRR 20Hz- 20kHz 65dB Typ. Processing. Input Level (X12) Range: from off to 0 db. Mute: yes. Signal Polarity Reverse: Yes. Metering: VU + Clip Pre & Post Fader. 19. Output Level (X12). Range: from off to 0 db. Mute: yes. Solo: Yes. Signal Polarity Reverse: Yes. Metering: VU + Clip Pre & Post Fader. Output Gain (X12). Range: from 0 to +6 db. Input Delay (X12). From 0 to 1000 ms. Units: sec/ms/m/cm. Output Delay (X12). From 0 to 1000 ms. Units: sec/ms/m/cm. Parametric EQ. Types (4 max per input) (6 max per input). Bypass / on-off all channels. Param EQ. Freq: 20Hz-20kHz;Gain: -60/+12 dB;Q: 0. 3 TO 200. Low & High Shelf 6/12 DB/OCT. Low & High Pass 6/12 DB/OCT. All pass 1/2 order. High & LOW PASS OUTPUT CROSSOVER FILTERS (X12). Bypass on-off. Butterworth in 6/12/18/24 db/oct. Bessel in 12/18/24 db/oct. Linkwitz-Riley in 12/24 db/oct. Input Noise Gate (X12). Bypass on-off. Threshold: From –80 DBV to +18 DBV. Depth: 0 db to 80 db. Attack Time: from 0. 1 ms. to 500 ms. Hold Time: from 10 ms. to 3000 ms. Release Time: from 10 ms. to 1000 ms. Input Compressor / Limit (X12). Bypass on-off. Threshold: From –36 DBV to +18 DBV. Ratio: 1: 1 to Inf: 1 (Limit). Knee: hard / soft. Attack Time: from 0. 1 ms. to 500 ms. Release Time: from 10 ms. to 1000 ms. Make up gain: from 0 to +10 db. Input frequency shifter (X4). (Feedback Loop Reducer). Available on in1 to in4. On / off function. Output Limiter (X12). Bypass on-off. Threshold: From –36 DBV to +18 DBV. Attack Time: from 0. 1 ms. to 500 ms. Release Time: from 10 ms. to 1000 ms. Built in Signal Generator. Sine: from 20 Hz to 20 kHz. Polarity: from 20 Hz to 20 kHz. White Noise. Pink noise. Stereo Linking. Adjacent Input / Output Channels. Linked processing. Matrix Routing Linked. Mix matrix. Size: 12x12. Vol: input, output, crossspoint. Mute: Set/Clear Individual, Row, Column, All. Input/Output Mono/Stereo Selector. Meter: input /output vu and clip. 20. Pager (X3). Input: in1 to in12. Priorities: 3 (1 max, 3 min). Depth: 0 db to 80 db. Attack Time: from 5 ms. to 2000 ms. Release Time: from 50 ms. to 3000 ms. Chime Source: None, Melody 1, Melody 2. Chime Volume: from –12 db to 0 db. Mechanical. Dimensions (WXHXD). 482. 6 x 44 x 253 mm / 19 x 1. 73 x 9. 96 in. Weight. 3. 2kg. Supply. Main. 90-264Vca 47-63Hz. Power consumption. 75va. Miscellaneous. Management Connectivity. Ethernet Base-Tx 10/100MB Auto X-over Cat5 up to 100m. Remote bus.