Capacity: v
2.0 | 4K@60Hz|Color: 3x1 with AudioThe UHD3X1ABK is an HDMI v2. 0 4K@60Hz 3 input to 1 output switch with To slink 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 multi-functional switch, the user manual has info for additional 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 To slink 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. One Year Replacement