Model parameters of 42-inch LCD screen Andrews network advertising: 42-inch TFT Screen ratio: 16: 9 Resolution: 1920 x 1080 Display area: 930 * 520 Pixel Pitch: 0.484 * 0.484 Contrast Ratio: 3000: 1 Brightness: 500cd / m2 Response time: 6ms Viewing Angle: Horizontal / Vertical: 178 ° Backlight: LED backlight cabinet: Surface treatment: imported car metal paint, metal light finish screen protector: glass interface: RJ45 network interface power interface voltage: AC220V ± 10% 50Hz ± 1Hz machine power:> 200W Operating temperature: 0 ℃ ~ + 35 ℃ Humidity: 40% ~ 80% (relative, non-decompression) Speaker power: 2 * 8 ohm / 10W Andrews host motherboard: A20 clocked at 1.0-1.5 GHZ Memory: 1GB internal storage: NAND FLASH 4G (scalable 64G) Operating System: Android 4.2.2 Features: supports portrait and landscape screen layout, each playing area can be combined, can be arranged hierarchically split screen area freedom, editable combo images, audio, video, web, clock, date, subtitles, mixed material can be arranged into different programs broadcast table, support programs and broadcast table preview support the timer switch settings, you can set a daily, weekly, and daily , multi-stage timing weeks. Different users can monitor real-time playback screen player can set different operating authority, to ensure the safety of the use of distributed broadcast management, support for remote or local control, within the purview of the display to edit, modify, and released to support end Android phones were released on the player side playbill, playlists and other functions supported formats Video formats supported:. MPG, AVI, MPEG, RMVB, MOV ... image formats are supported: BMP, JPG, PNG, GIF, SWF ... Audio formats supported: DTS / AC3, MPEG1, MPEG2, MP3, WMA ... Office document support: PPT, Word, Excel ... network interfaces and protocols: Network Interface: Wired 10 / 100M (standard), wifi, 3G (WCDMA, TD-SCDMA, CDMA2000) (Optional) Network Protocol: TCP IP / PPPOE / ICMP / DHCP / DNS / FTP / HTTP