[4K Ultra HD] Delivers premium video quality with its HD media interface output that supports up to 3840 x 2160 resolution, 4K, 30Hz and can transmit digital surround sound to a home theater receiver. An analog AV output is available for connection to older TVs or to send audio to a stereo system.[High Compatibility] This media player supports HD Multimedia Interface 2.0 video output for connection to 4K TVs, projectors, monitors, new and old TVs, and splicing screens. Includes HD multimedia interface, AV, fiber optic, USB 2.0, USB 3.0, storage card slot ports. Suitable for home video playback and professional presentation.[Easy to use] The 4K media player can add video, photo and music playback to any new or old TV. Simply connect a USB flash drive or storage card to your media player, select a file, and play it. Enable its autoplay and resume features, which are very easy to use. Supports landscape and portrait display, autoplay, and loop playback.[Media Playback] Read U disk, mobile hard drive and storage card, just copy the video, image, music and PPT files to U disk, mobile hard drive, storage card and insert them into a 4K media player for playback. You can also copy files to the 4K media player's built-in storage for playback, making it easy to use.[Great Memory] The 4K digital media player has 5GB of built-in storage space to store videos, images, music, and PPT files, etc. Copy the files you need to read from local memory. Supports extended memory, you can install 2.5 inch hard drive (7-9mm/0.3-0.4 inch, up to 4TB, not included), expand memory can be used as mobile hard drive.Specifications:Item Type: 4K Media Player Material: AluminumAlloy Product Size: Approx. 133 x 82 x 21 mm / 5.2 x 3.2 x 0.8 inchesResolution: 3840 x 2160, 4K, 30 HzModel: MP2506PVideo Output: HD 2.0Media Interface Internal Storage: 5 GBMaximum expansion capacity:up to 128GB memory card, up to 4TB internal hard drive (not included)Device Interface: HD Media Interface, AV, Fiber Optic, USB 2.0, USB 3.0, StorageCard Slot Mouse, keyboard: Support connectionConnected to computer as removable hard drive:Support PPT: SupportRemote Control Battery: 2 x AAA (not included)Outlet: 100-240VHow to use:Use After Connecting Device and Power Packing List:1 x4K Media Player 1 x PowerAdapter 1 x Remote Control1 x AV Cable 1 x InstructionManual 1 x USB Cable1 x Screwdriver 3 x ScrewsNote:Manual measurement, please allow some errors.