https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions
Product Info
ONVDT/R2V 2 CH Video Digital Optical Transmission

ONVDT/R2V 2 CH Video Digital Optical Transmission

Optical Network Video Technologies (Shenzhen) Co., Ltd.
Region: China
Update: 08/06/2007
Key Specifications
Features:

 Card insertion type or independent structure suitable for concentration management of 4 U racks

 Supporting any high-resolution video signal

 Automatically compatible with PAL, NTSC and SECAM video mode

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

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