1. Four-Screen Sharing, The Same Picture, 4k High Definition, Long-Distance Transmission, Compatible With More 2. There Are Heat Dissipation Holes On Both Sides For Fast Heat Dissipation, Ensuring Normal Heat Dissipation Of Internal Parts And Extending The Service Life. 3. Four-Screen Sharing, Same Screen Video Conferencing, Large-Screen Interaction Is More Exciting 4. Supports 4k*2k@30hz Resolution, The Picture Is Delicate And Lifelike, And The Colors Are Bright And Bright. 5. Anti-Surge, Anti-Static Product Name: One In And Four Out Distributor Model: SPH104 Interface: Nickel Plated Compatible With: HDCP Resolution: 4K Refresh Rate: 30HZ Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Plug Type :AU Plug,it applies to Australia and so on. Voltage: AC100-240V Colour:As Shown Material:Metal Package Contents: 1 x 1 In 4 Out Splitter 1 Adapter 1 x Chinese And English Manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.