1. F type joining devices use for 75Ω cable assign system,especially CATV,broadcast television network.

2. It can already be used for having impedance to mate the occasion required,can be used in not mating the occasion too.

3. It is joined,inserts helping jointly

that its characteristic is whorl,the price is suitable.

4. F type joining devices can exchange and use with the similar products in the world.

5.Can be used on both different video and audio system, like subwoofers, video game consoles, old gaming consoles, TV, and other

RG59 RG6 connections.