Features: brand new and high quality KVM switch 4K HDMI-compatible display adapter set-top box projector printer H D KVM sharing. The 3-port KVM switch with 3 USB ports,for 2 computers sharing one monitor / printer / keyboard mouse set, more convenient One button design, easy to use. Adopted PC ABS for shell, anti-fingerprint scratch, high temperature and wear resistance No need for external audio cable, audio and video synchronization output;Support 4k 2K 30hz 60hz resolution, enjoy 3D video effect The KVM switches can be used in network operations centers, information centers, server rooms, software development, Test labs, service centers, departmental LANs, and desktops install multiple computers simultaneously. Specifications: Product name: HDMI-compatible KVM Switch Model:QH001 AC-QH001 Transmission rate: 5Gbps HDMI-compatible resolution: 4K 60Hz USB:3.0 Size:approx 10x7.2x1.5cm/3.94x2.83x0.59in Color: Black Material: PC ABS Package Includes: 1Set x 3 Channel KVM Switch with Cables 1PC x Manual note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.