Features: 1.Newest 8.1 OS for Android --Come with updated 8.1 OS which is faster and more efficient.It has a better compatibility of software, games and applications, better user interface and user experience. 2.1GB RAM + 8GB ROM & 4K display--RK MAX TV box is built with 1GB/8GB, 8GB ROM gives you more space to download your favorite APPs and videos and 1GB RAM makes your apps run fluently. 4K x 2K H.265 hardware video decode and 4K x 2K output, offering you high definition picture and fluently video playing. It's perfectly compatible with your HD 4K home TV. 3.Stable, Fast and High Quality WIFI signal--Profeional H.265 video decoding technology and WIFI 5GHz, offering a more stable WIFI signal to enjoy a higher quality video experience. Description: 1.Take a leelbox mini keyboard will make it more convenient when using this box. Specifications: Product Dimension 105*105*15mm CPU chip: RK3229 GPU: Mali-450 penta-core, up to 750MHz+(DVFS) RAM memory: 1G ROM body storage: 8G DC In :DC 5V/2A USB Host :2 High speed USB 2.0,support U DISK and USB HDD Card Reade:r TF Card reader Lan :RJ45 Ethernet port Wifi:Built-in Wifi, 802.1.1b/g/n AV In :AV(3 in 1) port SPDIF :Coaxial(Optical) Power Indicator: Power On: Blue O.S.: for Android 8.1 Decoder Formats: 4K, H.265, MPEG1/2/4, H.264, RM/RMVB, Xvid/4/5/6 ,RealVideo8/9/10 Video Formats: 4K 30fps.H.26X.AVI, VC-1, MPEG-2, MPEG-4, DIVD, Real8/9/10.RM,RMVB, PMP, FLV, MP4, M4V, VOB, WMV. 3GP.MKV Music format :MP1, MP2, MP3, WMA, OGG, AAC, M4A, FLAC, APE, AMR, RA, WAV Photo format :JPEG/BMP/GIF/PNG/TIFF DLNA :DLNA files sharing Languages :English/French/German/Spanish/Italian etc. 24 languages Type:US,EU,UK,AU optional Color:black Package Included: 1 x Set top box 1 x Remote control 1 x Adapter 1 x Instruction manual 1 x HDMI-compatible cable Notes: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. 2. Please allow slight dimension difference due to different manual measurement.