Use this adapter to change an HDMI-A jack into a HDMI-A plug. This adapter supports 8K 60Hz / 4K 120Hz and is backward compatible with all HDMI standards. Use this adapter to change an HDMI-A extension cable into an HDMI-A connection cable. It basically works like an gender changer. Please note that passive adapters and extension cables reduce the signal power. it is possible that longer cables cant reach the full bandwidth with them. · Connections: HDMI-A plug to HDMI-A plug · Resolution up to: 8K (60Hz), 4K (120Hz) · Supports: HDCP 2.3, CEC 2.0, 3D, Dynamic HDR, VRR · HDMI Version: Ultra High Speed with Ethernet (HDMI 2.1) · Backward compatible: to all HDMI standards · Maximum bandwidth: 48 Gbps · Signal direction: Bidirectional (non-directional) · Contact surface: Gold-plated pins · Housing material: PVC + ALU · Color: black / silver