ANDTOBO 8K HDMI Female to Female Adapter, 2 Pack HDMI 2.1 Coupler 8K@60Hz / 4K@120Hz Extender Adapter, supports 8K resolution 7680×4320, for Roku Stick, HDTV, Chromecast - Black

HDMI Extender: Connect two HDMI cables for long-distance expansion, solving the problem of insufficient distance for short cables. Faster Refresh Frequency: ANDTOBO 8K HDMI Coupler, HDMI 2.1 female-to-female adapters support devices including 8K@60Hz and 4K@120Hz, backward compatible with 4K@60Hz, 2K@144Hz and 1080P@240Hz. Higher Resolution: The 8K Hdmi Adapter complies with HDMI 2.1 standard and provides 48Gbps transmission speed, the HDMI coupler supports 8K resolution 7680×4320, 4K resolution 4096×2160 and 4K resolution 3840×2160, and also supports 2K resolution 1920x1080, say goodbye to the problem of paper jamming or dropped frames. Supports ALLM (Automatic Low Latency Mode), VRR (Variable Refresh Rate), QMS (Quick Media Switching) HDR, Dynamic HDR, eARC, HDCP 2.3, Dolby Vision, HD Dolby 7.1, Dolby Atmos and 3D video. Compatibility: Standard HDMI interface for all devices with HDMI male connectors, such as Roku TV Stick, Nintendo Switch, TV Box, Xbox 360, Xbox One, PS5, PS4, PS3, PC, HDTV, Monitor, Projector, Google Chromecast, Blu-Ray/DVD player, A/V receiver and more. And backward compatible with HDMI version 2.0 / 1.4 / 1.3 / 1.2 / 1.1.