| Power supply | 
            DC 24 V ± 5% | 
        
        
            | 
             Rated Power 
             | 
            2 W | 
        
        
            | Audio Input | 
             
             | 
        
        
            | Input channels | 
            2 | 
        
        
            | Input signals | 
            LINE:0 dB V (1V), Balanced 
            MIC:-40 6 dB V (5mV), Balanced 
             | 
        
        
            | Input impendance | 
            20 KΩ | 
        
        
            | Frequency response | 
            20 ... 20 KHz | 
        
        
            |  SNR | 
             >87 dB | 
        
        
            |  Audio Output | 
              | 
        
        
            |  Output channels | 
             2 | 
        
        
            |  Output signals | 
             0 dB V (1V)  | 
        
        
            |  SNR | 
             <0.05%  | 
        
        
            |  Control Input | 
              | 
        
        
            |  Interface qty. | 
             3 | 
        
        
            |  Input signal type | 
             Voltage signal or switching signal | 
        
        
            |  Effective range of low level | 
            0 ... 0.3 V DC | 
        
        
            |  Effective range of high level | 
             3.3 ... 24 V DC | 
        
        
            |  Control Output | 
              | 
        
        
            |  Interface qty. | 
             2 (NO, NC and COM) | 
        
        
            |  Maximum current & voltage | 
             AC 10 A / 277 V, AC 12 A / 125 V | 
        
        
            |  Others | 
              | 
        
        
            |  Operating temperature | 
             -10°C ... +55°C | 
        
        
            |  Storage temperature | 
             -40°C ... +70°C 
             | 
        
        
            |  Relative humidity | 
            < 95%, without condensing  | 
        
        
            | Dimension  | 
            W: 126.5mm H: 118mm D: 45mm | 
        
        
            | Packing dimension  | 
            W: 210mm H: 135mm D: 65mm | 
        
        
            | Net weight | 
             0.23 kg | 
        
        
            | Gross weight | 
             0.36 kg |