Product Review

3 Port hdmi switch,It allows you to connect 3 HDMI sources to 1 HDMI sink such as HDTV, monitor or Projector. It supports 3D devices, Full HD 1080p and 4K X 2K (4Kat30HZ).
No power adapter is necessary to make this switch work.The HDMI cables have the capability to deliver power from connected devices.

Features
● Single voltage supply 3.15V~5.5V
● Support both AC coupled and DC coupled inputs
● Compatible to HDMI 1.4b specification
● Maximum TMDS throughput up to 3.4Gbps per lane(Total10.2Gbps)
● Maximum pixel clock rate up to 340MHz
● Support 4K2K@30Hz resolution
● Support Deep Color
● RC embedded to leave out external crystal
● 5V to 3.3V/1.2V regulator embedded
● Integrated 50 ohmtermination resistors at each highspeed signal input
● Support 3GPOs for port enable LED indicatorst
● Automatic HDMI plug-indetectiont
● Built-in port activate circuits for switching between source devices without the external MCU
● Switching: key-press-switching
● Size: 80*80*15mm

Note:
1. Suggest using HDMI 1.4 cable as input source cable; don't support TV stick.
2. Suggest input HDMI cable less than or equal to 15ft, output HDMI cable less than or equal to 30ft.