【8K HDMI 2.1 Splitter】The ARC HDMI SWITCH is a compact device that is plug-and-play, allowing you to connect three 8K devices such as the PS5, Xbox One X, or the latest 2.1 devices, as well as computers, to a single display. This helps reduce clutter and save desktop space. The device offers excellent picture quality with no jitter or latency issues. It works well with 8K or any television. | 【Supports ARC/eARC】If you want to use the ARC function, the HDMI switch must be switched to port 1. Ports 2-3 are invalid in ARC mode. Projectors and monitors generally do not have ARC ports, so this feature cannot be used with them.Does NOT support Sonos ARC/e ARC. | 【IOS App】The HDMI splitter not only offers automatic and manual switching functions but also includes app control, currently available exclusively for iPhone users. When you can't find the remote control, you can simply use your phone to operate it without having to get up. The connected devices on the switch are automatically recognized, and you can switch channels by tapping on the device images. | 【Each channel's resolution can be adjusted】To enhance compatibility between HDMI cables and the switch, you can adjust the device resolution on each channel using the "Mode" button on the remote control. The default resolution for an HDMI 2.1 switch is 4K@120Hz. Pressing the "Mode" button once will change the resolution to 4K@60Hz, and pressing it again will switch to 1080P. Each subsequent press of the "Mode" button will continue this cycle. | 【Brand New Remote Control】The HDMI 2.1SWITCH is compact in size, comfortable to hold, and features responsive buttons. It offers simple operation with numeric keys that allow for easy device switching. Additionally, it allows for controlling the volume of certain devices. The package includes eight stickers that can be used by customers to label their devices. Please note that 3A batteries are not included.