1080p Resolution Support: The Gana HDMI Switch/3-to-1 Splitter supports 480p, 576i, 576p, 720p, 1080i, 1080p resolutions (1920 x 1080) and 3D video. 3-Port HDMI Switcher: Features 3 HDMI inputs and 1 HDMI output for connecting multiple HDMI devices. Switch between 3 source devices manually without the need to frequently plug and unplug cables. Plug and Play: No external power supply required. The device is powered directly through the HDMI connection from the source. Gold-plated HDMI connectors: 24K gold-plated ports provide enhanced conductivity, resist corrosion, and improve signal transmission. Supports HD audio and HDCP compliance. Compatible with audio formats including LPCM, Dolby AC3, DTS 7.1, and Direct Stream Digital. Ensures clear audio and video with no signal distortion or transmission delay.