HDMI Switchers :

2 : 1 HDMI Switcher (by Gefen) Switch between 2 HDMI devices feeding 1 HDMI display.

2 : 1 HDMI Switcher (by QED) Switch between 2 HDMI devices feeding 1 HDMI display.

3 : 1 HDMI Switcher Switch between 3 HDMI devices feeding 1 HDMI display.

4 : 1 HDMI Switcher (by Gefen) Switch between 4 HDMI devices feeding 1 HDMI display.

4 : 1 HDMI Switcher (by QED) Switch between 4 HDMI devices feeding 1 HDMI display.

4 : 2 HDMI Switcher Access up to 4 sources from 1 or 2 displays.

4 : 4 HDMI Matrix Route any of 4 sources to 4 displays

2 : 4 HDMI Switcher/Splitter

6 : 2 HDMI Switcher/Splitter                     HDMI CABLES /  HDMI ADAPTERS

DVI Switchers:

2 : 1 DVI Switcher Switch between 2 DVI devices feeding 1 display

2 : 1 DVI Switcher (with analogue audio switching)

2 : 1 DVI Switcher (with digital audio switching)

4 : 1 DVI Switcher

4 : 4 DVI Matrix                                 DVI to HDMI CABLES

HDMI Splitters:

1 into 8 HDMI Splitter Feed 8 HD screens from 1 source

1 into 4 HDMI Splitter Ideal where feeds to multiple rooms are required. 

HDMI Extenders: 

100m HDMI Extender Kit Extend your HDTV display up to 100 meters (330 feet) away.

Gefen HDMI Wall Plate