Many types of jacks are available in the keystone module format, limited mainly by their physical size, including:
What's more,we can also supply you blank patch panel, face plate and surface mount box to use together with our modular jacks.
Keystone Jack, Cat6 Keystone Jack, Cat5e Keystone Jack, Rj45 Keystone Jack, Australian Keystone Jack NINGBO YULIANG TELECOM MUNICATIONS EQUIPMENT CO.,LTD. , https://www.yltelecom.com
1. First, go to the sofa butler's official website to download the installation package, download address: http://, V4 and V5 can be; 
If the installation fails, restart the device and try again by following the steps (may be useful).
8P8C (RJ-45) modular jacks (computer networking)
F connector (TV antenna/cable/satellite)
4-pin mini-DIN (S-Video jacks)
HDMI jacks (high-definition video and audio)
Optical fiber connectors
BNC connector
LeTV 3X40 U disk installation application market
LeTV 3 Series TV Installs Sofa Butler Through U Disk
Installation process 1 Download the sofa butler installation file → 2U disk to connect the TV → 3 TV to enter the file management → 4 read the U disk file → 5 Installation is complete Select "Storage Device" Find "External Storage" Open the sofa butler package and follow the prompts to install it. At this point, your LeTV has successfully cracked the installation of third-party applications, and then you can play casually! After the sofa butler application market is installed, various live on-demand softwares can also be downloaded on the sofa. If you still can not read the U disk, it is recommended to format the U disk to FAT32 format (if there are other contents in the U disk, export and then format), or try another U disk. Watch on-demand video on smart TVs, recommend using a TV cat, watching live TV, and recommending live HDP; more interesting content, please use Tencent video TV version, Youku video TV version, etc.; Fun smart TV and box, more exciting Content is on the sofa butler.
2. Copy the installation package to the U disk, insert the TV, do not rush to open the file management;
3. Find "Settings" and select "System Settings";
4. Find "General" and click to enter
Find the "safe" menu
Open "Unknown source application" option
Successfully opened the "Unknown source application" as shown below:
5. Next back to the desktop, find "File Management"
A keystone jack is a standardized snap-in package for mounting a variety of low-voltage electrical jacks or optical connectors into a keystone wall plate, face plate, surface-mount box, or a patch panel.
RCA jacks (audio/video)
With compact size, integral shutter, keystone mounting format a, our keystone Jack for voice and Category 5e and 6A ensure a smart, reliable installation. All copper conductors are plated with gold. The 8 pins of RJ45 tool-less keystone jack are effortlessly terminated in one simple operation resulting in reliable interconnection in record time. The jacks can be reused several times if a wiring mistake is made.