Specifications:  Material: ABS  Size: Approx. 10*10*1.9cm/3.94*3.94*0.75inch  Standard: US 110-240V, EU 110-240V, UK 110-240V, AU 110-240V(optional)  Chipset: RK3318 Quad-Core 64bit Cortex-A53  GPU: Penta-Core Mali-450 Up to 750MHz+  FLASH: EMMC 32G  SDRAM: 4GB DDR3  Power Supply Specifications:  Power Supply: DC 5V/2A  Power Indicator(LED): Power ON: Blue, Standby: Red  OS: For Android 9.0  Support Decoder format: 4K VP9 Video decoder, H.265/H.264 video decoder, 1080P other video decoders(VC-1, MPEG-1/2/4, VP6/8)  Support Media format: Avi/Ts/Vob/Mkv/Mov/ISO/wmv/asf/flv/dat/mpg/mpeg  Support Music format: MP3/WMA/AAC/WAV/OGG/DDP/HD/FLAC/APE  Support Photo format: HD JPEG/BMP/GIF/PNG/TIFF  HDR: HDR10 and HLG modes  USB Host: 1*High Speed USB3.0, 1*USB2.0  Card reader: TF Card  HDD file system: FAT16/FAT32/NTFS  Support Subtitle: SRT/SMI/SUB/SSA/IDX+USB  High Definition video output: 4K(4096x2160 pixel)  OSD type of languages: English/French/German/Spanish/Italian etc multilateral languages  LAN: Ethernet: 10/100 standard RJ-45  Wireless: WiFi 2.4G/5G  2.4G/5G: Built in 2.4G/5G, 802.11 a/b/g/n  Bluetooth: Bluetooth4.0  Mouse/Keyboard: Support mouse and keyboard via USB, Support 2.4GHz wireless mouse and keyboard via 2.4GHz USB dongle.  HDMI-compatible interface: 4k/60Hz  3D: 3D video formats  AV: Support  Software Specifications:  Network Function: For RKMC 18.1/Neflix/Vudu/Skype/Chatting/Picasa/Flicker/Youtube/Facebook/Online Movies, etc.  Other feature: Free Internet searching,thousands of for Android applications, many kinds of games, etc.  Packing list Package list:  1 x TV Box  1 x Remote Controller(2*AAA Battery)(not include battery)  1 x HDMI-compatible Cable  1 x Instructions  1 x Power Adapter