ATEN VP1420 is a multi-in-one presentation switch that integrates a video matrix, True 4K scaler, audio processor, & analog-to-digital converter functions into one compact device. With four analog/digital inputs to two HDMI outputs, it is designed to boost the impact of any professional presentation in small- to medium-size meeting rooms. True 4K, HDR Visual Clarity Supports resolutions up to 4096 x 2160 @ 60 Hz (4:4:4) with HDR to deliver vivid content in every presentation. Smooth AV Switching Scaled to Perfection Connect up to 4 sources (3 HDMI, 1 VGA), smoothly switch between them & display contents scaled perfectly to True 4K & 1080p simultaneously. Flexible Audio Embedding / De-Embedding Supports stereo audio embedding & HDMI audio de-embedding to different audio outputs to ease adaptation to your preferred audio setup. Versatile Control, Streamlined Operations Control via front-panel pushbuttons, IR remote, web-based GUI & any control interface via RS-232, Ethernet, & Contact Closure to streamline your operations. Analog/ Digital AV Matrix Switching – switch among 3 HDMI & 1 VGA inputs to 2 HDMI outputs & support of audio embedding/de-embedding Multiple control options – flexible control via front-panel pushbuttons, IR remote control, RS-232, Contact Closure, & web-based GUI through Ethernet Superior video quality – True 4K resolutions up to 4096 x 2160@60 Hz (4:4:4) (HDMI); HDR support Scaler – supports video upscaling to 4K for display A & downscaling to 1080p for display B