Product Model: UHD3X1A
The UHD3X1A is an HDMI v2.0 4K@60Hz 3 input to 1 output switch with Toslink and stereo RCA L/R audio outputs. It supports HDMI v2.0 top Spec of 18Gbps bandwidth / HDR / Dolby Vision / YCbCr 4:4:4 formats, not a cheaply made 4:2:2 or 4:2:0 knockoffs, even though they all can claim to support 4K@60Hz.
Please make sure to use certified 18Gbps HDMI cable under 15ft for reliable performance. Please make sure to read the included user manual before operating this multifunctional switch, the user manual has info for additional warranty coverage free of charge; contact the seller for technical support if needed.
Supports ARC "Audio Return Channel" application: ARC audio usually uses Dolby Digital 5.1CH format for home theater application, ARC audio is available from the Toslink optical port, NOT available from the RCA L/R analog stereo output.
Troubleshooting Tips: If the TV has no audio, please verify the TV is not in ARC mode by using the TV's remote control to adjust TV's volume; use the ARC button on the front panel or on the remote to disable TV's ARC mode.
ViewHD One Year Replacement Warranty