| Specifications Opitcal: | Wavelength | 1310nm&1470nm~1610nm | | Output Power | -10~ -5dBm / -5~0dBm | | Optic fiber | 50/125u multimode,62.5/125u multimode,9/125u single mode | | Rx sensitivity | -25dBm | | Optical connector | FC,ST,SC ,LC(optional) | | Distance | 0~500M (MM) / 0~20KM/40KM/60KM/80KM (SM) | Balanced Audio | Number of Channels | 4 Input + 4 Output | | Input Connector | XLR(female) | | Output Connector | XLR(male) | | Input / Output Impedance | 10K Ohm | | Input capacitance LINE inputs | 10 pF | | Max input/output voltage | 3.0Vp-p | | Frequency Response | 10 Hz~24kHz @±3dB | | Sample Rates From | 48kHz | | SNR | > 80dB | Electrical & Mechanical | Power Adapter: | AC 90V~240V | | Power Consumption: | < 8W | | Installation | 19’’ 1U rack-mount chassis | | Shipping Weight: | (include Transmitter & Receiver ) 7kg | Environmental | Operating Temperature: | -20°C ~ +75°C | | Storage Temperature: | -40°C ~ +85°C | | Relative Humidity: | 0% ~ 95% (non-condensing) | | MTBF: | >100,000 hours | Audio connection diagram  |