VigilLink 4x1 HDMI 2.0 Switch with Audio ARC (18Gbps)

VigilLink 4x1 HDMI 2.0 Switch with Audio ARC (18Gbps)
This is a high-performance HDMI 4x1 switcher that supports HDTV formats up to 4Kx2K@60Hz and all HDMI 3D TV formats. It can extract HDMI stream audio to separate digital and analog audio output. This product supports HDCP repeater/CEC/ARC functions. Select any of the inputs by the front panel button or IR Remote, the corresponding indicator LED on the front panel will be illuminated.
Featured Highlights

Compliant with HDMI 2.0a, DVI 1.0 standards
HDCP 2.2 and HDCP 1.4 compliant
Video formats up to 4Kx2K@60 and all HDMI 3D video formats
Supports PCM, Dolby TrueHD, DTS-HD Master Audio up to 7.1CH
Digital and analog audio output
Supports smart EDID management (Auto/2CH/5.1CH/7.1CH selectable)
Supports input port auto-switching or manual switching mode
Audio Return Channel (ARC) supports? ? ? ?

Package Contents
1x HDMI 4x1 Switcher
1x 5V/1APower Adapter
1x 38KHz IR Rx cable
1x Optical convert header (for SPDIF audio output)
1x HDMI 4x1 IR Remote
1x Operation Manual