1. Does not support Dolby Digital Plus audio, it supports DTS audio and Dolby Digital audio
2. USB Power For some devices with low power HDMI port (such as PS4, PS4 Slim and other Sony devices), please use the power adapter to charge it (the package includes only USB cable)
3. Does not support copyrighted content; Astro gaming headset
4. The maximum support is 4K @ 30Hz. (4K @ 60Hz is not supported)
5. HDMI ARC (audio return channel) is not supported