Features:
The 4x1 HDMI Switcher routes high definition video (in multiple resolutions up to 4k x 2k) and digital audio from any one of the four sources to display unit， Support PIP (Picture in Picture).
Four inputs accommodate the simultaneous connection of up to four high definition video sources， such as satellite systems and HD DVD players.
The output sends the high definition audio/video signals to a high definition display.
This kind of the HDMI Amplifier Switcher not only has the key-press-switching function，but also has the IR remote control and intelligent function.
Support HDMI 1.4
Support 3.0Gbps per channel bandwidth
Video resolutions up to 4k x 2k  30Hz ，1080p 120Hz and 1080p 3D  60Hz
CEC Pass-through
PIP (Picture in Picture) mode support highest video resolution 1080p 3D 60Hz
Multifunctional on switching : intelligent or mechanical

Specifications:
Input DDC Signal : 5 volts pp (TTL)
Maximum Single Link Range: 4K x 2K
Output Video: HDMI 1.4b
Vertical Frequency Range: 30/50/60/120Hz
Video Amplifier Bandwidth: 3.0Gbps/300MHz
Interlaced (50 & 60Hz): 480i， 576i， 1080i
Progressive (50 & 60Hz): 480p， 576p， 720p， 1080p， 4k x 2k
Size (LWH): 8*5.8*1.8cm
Operating Temperature: 0 to +70Deg.C
Operating Humidity: 10% to 85% RH (no condensation)
Storage Temperature: -10 to +80Deg.C
Humidity Storage: 5% to 90% RH (no condensation)
Power consumption (Max): 5W
IR extender receiver: Yes
IR remote:Yes

Package included:
Main unit X 1
IR Extender Receiver X 1
power adapter X 1(US Plug)