Fangrui Product Details 1. Fjgear Fj-sm1012 1 In 12 Out 30hz Hdmi 4k Hd Audio And Video Splitter, Plug Type:us Plug 2. 1 In 12 Out Hdmi Distributor, 12 Monitors At The Same Time Display The Same Picture, Clear And Stable Screen 3. Compatible With A Variety Of Devices, Hdmi Devices Are Universal 4. Hdmi Input Devices: Laptop, Computer, Tv Box, For Switch, For Xbox, For Ps4 5. Hdmi Output Device: Monitor, Tv, Projector 6. Support 3d 4k High-definition Picture Quality, Support Resolution Up To 3840 X 2160, Support 3d, Rich Color Levels, Soft And Clear Vision 7. Heat Dissipation Hole Design, Faster Heat Dissipation Can Be Competent For A Long Time Work 8. 25m Long Distance Transmission, Using Engineering Grade Chip, Enhance Amplified Signal Transmission More Stable 9. 5v Power Supply, Stable Transmission Can Be Connected To Multiple Devices 10. Hdmi Interface Adopts Nickel Plating Process Interface, Anti-interference Corrosion Resistance And More Durable 11. Power Switch One Key Power Off, More Convenient, More Safe 12. Audio And Video Synchronization, Engineering Chip, Nickel Plating Process Interface, Stable Black Screen 13. Shell Material: Iron Shell 14. Packing List: Packing Box, Products, Power Supply, Certificate, Specification 15. Size: 33 X 7.9 X 2cm