This is a GWS 8 Channel BNC 10MHz Video Reverse Data Digital Fiber Optic Transmission System ONVDT/R8V1D-M. The maximal transmission distance can reach 1 kilometers. Video signals in real-time single fiber simultaneously, without distortion, high quality transmission. High quality video effects to meet the needs of users, plug and play design makes installation easy.Fiber-optic communication is a method of transmitting information from one place to another by sending pulses of light through an optical fiber. This Fiber Optic Transmitter allows you to program many custom diagnostic functions. The Fiber Optic Systems is a reliable, cost-effective digital transmitter that sends video signals over fiber optic cable. Its wide optical dynamic range and durable casing make it ideal for many environments. This Fiber Optic Systems automatically compatible with PAL, NTSC and SECAM video format. Large capacity of gigabit optical fiber transmission, the Fiber Optic Systems is easy for upgrading. 10-digital coding and non-compression video transmission. Supporting any high -resolution video signal. It also supports all major video formats. You cannot miss it!