Panel: LG, SAMSUNG, AUO/BOE
SAMSUNG higher price, best quality
LG: cheaper price, good quality
BOE/AUO: Similar price or cheaper than LG, but not so good quality.
Connection way:
1, Using HDMI splitter, stable quality, HDMI resolution.
2, Using DVI looping connection, HDMI resolution.
3, Using DP looing connection, 4K resolution, need signal INPUT and media resource to be 4k.
4, Can use HDMI matrix for multi-signal input such as PC, camera,etc.
5, Can use large screen processor for signal input, for example: 16 HDMI in, 16 hdmi out, 8 vga in and 8 vga out, etc, can customized. Can have float windows. (EXPENSIVE)
 
Cables:
HDMI cable, DP cable--4k, RJ45 cable, power cables,etc.