https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions
Product Info
2 CH Video + 2 CH Bi-Direction Data +2 CH Bi-Direction  Optical Transmitter & Receiver

2 CH Video + 2 CH Bi-Direction Data +2 CH Bi-Direction Optical Transmitter & Receiver

Optical Network Video Technologies (Shenzhen) Co., Ltd.
Region: China
Update: 04/02/2007
Key Specifications
』 10 digit coding and non-compression video transmission

』 Supporting any high resolution video signal

』 SHz-10MHz video channel

』 Automatically compatible with PAL, NTSC and SECAM video mode

』 With APC circuit, constant output optical power and wide dynamic range

』 Large capacity of gigabit optical fiber transmission allowing of easy upgrade

』 LED with indication of power and other parameter status, allowing of monitoring system operation

』 Supporting video intact regenerative relay

』 Advanced adaptive technology avoiding on-site electric or optical regulation

』 Modularized and industrialized design ensuring reliability and flexibility

』 Capable of auto resumption of power fuse

https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions