Feature:1. PREMIUM DISPLAY: 7 inch touchscreen, TN panel, 170 viewing angle, 16.7M (8bit) color code, 16: 9 rectangular display format conversion. When the resolution is set to 1024 x 600 pixels, you can enjoy a perfect visual experience.2. DUAL BUILT IN SPEAKERS: Designed with dual integrated speakers and sound jacks, this portable display eliminates the need for external speakers, combining premium screen performance and stereo sound for an immersive multimedia experience.3. HD MULTIMEDIA INTERFACE CONNECTION: You can connect this small display to PCs, TVs, CCTV cameras, computers, for FPV drones, microscopes, and more via the HD Multimedia Interface port. You can freely switch between copy mode, extended mode and sub screen mode.4. MULTIPURPOSE: Not only suitable for small PC like for RAS PI, but also can be used as a general purpose display, such as connecting to a computer HD Multimedia Interface as a sub display. You can also use it for security applications to view the video you are streaming or previewing.5. WIDELY COMPATIBLE: This external second screen is compatible with for RPi, for Ubuntu, for Retro Pi, for Debian, for Kali, PC, Laptop, TV, etc, and is also compatible with for Switch, etc. For OS X system plug and play, no program or software support required.Specification:Item Type: Portable DisplayMaterial: Aluminum Alloy, LCDFunction: Computer Secondary ScreenScreen Size: 7.0 InchesResolution: 1024 x 600Viewing Angle: 170 Full Viewing AngleColor Range: 50% NTSCDisplay Colors: 16.7M (8 Bit)Refresh Rate: 60HzResponse Time: 25 (Typ.)(Tr+Tf)msAspect Ratio: 16:9Contrast Ratio: 800:1Brightness: 300cd/m2HDR Function: Not SupportPower: Type C PortVESA Mounting Hole: 75x75mm/2.9x2.9in.Package List:1 x Portable Display1 x HD Multimedia Interface Cable1 x USB Cable1 x User Manual