Transmission over one fiber 8 video, two-way data channel 0-1 using 10-bit digital video encoding and non-compression video transmission AGC provide stronger adaptability and more stable image strict material selection and quality control to ensure that high quality and reliable products compatible with PAL, NTSC and SECAM video formats power supply and other parameters can monitor system status indication LED SMT surface mount technology and low-power-free plug and play installation commissioning high voltage protection and lightning protection design Videos Channel 8 video format PAL / SECAM / NTSC video input and output level 1Vp-p (peak - peak) video input and output impedance of 75Ω video bandwidth of 10Hz ~ 8MHz Differential Gain <1% Differential Phase <1 ° ≥69 dB SNR connection Type BNC unbalanced data channel number 0-1 channel data interfaces RS-232/422/485 data format Manchester, Bi-phase two-phase system data rate RS232: DC ~ 115.2Kbps RS485 / RS422: DC ~ 1.2Mbps Work Mode single, half-duplex or full-duplex BER ≤10-9 3-pin green connector type terminal operating wavelength optical 1310nm / 1550nm single-mode optical fiber type SM (Optional multimode MM) -3 ~ -10dBm output optical power Receiving sensitivity ≤-35dBm optical digital fiber optic connector type SC 1 Environmental Operating temperature -40 ° C ~ + 70 ° C Storage Humidity -40 ° C ~ + 85 ° C Operating Humidity 100,000 hours