https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions
Product Info
1.5Ghz 1500mW Wireless AV Transmitter&Receiver FOX-515H

1.5Ghz 1500mW Wireless AV Transmitter&Receiver FOX-515H

Shenzhen HC Brain Power Electronic Co.,Ltd
Region: China
Update: 11/13/2008
Key Specifications
Transmit Power:1500mW?

Frequency:1.4G/1.5G/1.6G

Dimension:73*41*14 mm?

weight:82g

Channel:12CH A/V?frequency in-phase?

Unobstructive Effective Range:1 ~ 3KM?

Package:12channels receiver, transmitter, 2antennas,TX cable,AV cable, power supply?

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