2 ch HDTVI+Audio to Fiber Optic can simultaneously transmit 2 ch HDTVI +2 ch Audio over one multimode or single-mode optical fiber. Electronic and optical adjustments are never required. LED indicators are provided for instantly monitoring system status. Devices are available for either standalone or rack-mount installation, which is suitable for different working environment . Compatible with 720p/25,720p/30,720p/50,720p/60,1080p/25,1080p/30. Lossless non-compression real time transmission. Features 1. High definition, Lossless non-compression real time transmission 2. Auto recognition of input video format as 25/30/50/60fps@720P & 25/30fps@1080P 3. UPnP, easy installation 4. Constant input optical power, and large dynamic range , no electrical or optical adjustments required . 5. Industry-grade of operating temperature from -30to 75 6. Stand-alone type or card-type installed in 19 inch 4U rack-mount chassis. 7. Optical interface: FC,ST, SC (optional) Specifications Audio Input/output Impedance | 600ohm(unbalance) | Max input/output voltage | 3.0Vp-p | Frequency Response | 10 Hz~29kHz @±3dB | SNR | > 70dB | Connector | Standard terminal lead | Number of Channels | 2 | Other Power | DC5V 2A | Power Consumption | ≤5W | Temperature | -30ºC ~75ºC | Humidity | 10%~90% RH | Unit Weight (pair) | 1.5kg | Dimension | 175mm×154mm×30mm | Package size | 30×22×9cm | Installation | Wall mount | MTBF | ≥ 100000Hours | Case material | Aluminum | System connection diagram  Can be customized the customer brand or without a trademark |