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

VIDEO LINK

Cominet
Region: Korea, Republic of
Update: 09/07/2011
Key Specifications
Features
*Composite (NTSC, PAL, SECAM, RS-170, CCIR)
*5Hz ~ 10MHz bandwidth
*Transmission distance up to 80km(at 1550nm SM)
*7~24Vdc or 12~24Vac free-volt power input
*65dB SNR
*AM, FM, Digital modulation
*Ambient operating temperature : -40~70°C

For more information, please visit Cominet  website  at www.cominet.co.kr
https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions