USB 3.0 to HDMI Adapter External Video Supports Windows - Feature: HIGH RESOLUTION SUPPORT: Add astonishing picture quality through the USB 3.0 port of your computer by adding support for video resolutions of up to 4K at 30Hz. NO POWER SUPPLY NEEDED: Connect the 4K UHD monitor adapter directly to your computer without the need for an additional power supply. WINDOWS ONLY: This USB 3.0 to HDMI Adapter is Windows operating systems and does support -book devices. Specification： Support Windows 7 / 8 / 8.1/10, XP (32bit), (32bit), Support 1 USB input interface Support 1 channel 3.5mm stereo output Support 2 HDMI output interfaces Output resolution up to 1920x1080p 60Hz Supports USB3.0 and USB2.0 interfaces ：Metal Product size：60x15x175mm Package: 1X Adapter 1X Manual 【 YaChu welcomes you ! 】- We provide quality services, affordable prices, and the best products. This is our image in Wal Mart. You will definitely meet our products in Wal Mart. 【 Sell only 100 products that happen to meet your needs ! 】- You can search for: ‘ YaChu + *** ’ . 【 Low Prices and Discounts 】- You may be waiting for long holiday discounts, but you can also keep an eye on our products or add them to your shopping cart for irregular low price promotions! 【 Service 】Item delivery within 7-12 days.If any problem with shipping or service, please contact us and we will reply to you within 24 hours. NOTE: Please allow 0.4-0.8 inch (1-2 cm) differ due to manual measurement.If you are not sure the size, please send message to us.