One way optic receiver of PAL, NTSC or SECAM video plus either both way or reverse receiver of one data channel 
Broadcast quality 10 bit video maintained over all link lengths 
Video bandwidth of 10MHz 
Single fiber operation 
Remote control of Pan, Tilt and Zoom for video surveillance. 
Transmission of alarm or control signal from the camera site. 
Operating range of at least 3km on multimode and 100km on singlemode fiber, depending on optical devices