Elevator advertising display（Single screen、double screen） Features: 1). Stylish appearance, full plane, explosion-proof, dustproof, waterproof design; 2). HD resolution , the screen has a good visual display effect; 3). The elevator advertising display is generally based on the stand-alone version, supports split-screen playback, multiple interfaces, flexible and versatile; 4). With a variety of styles such as single screen, multi-screen, and can achieve high-quality advertising information dissemination in the elevator scene; 5). High-definition decoding technology, clear picture quality; 6). Support multiple formats of video, pictures, free play subtitles.  Stand-alone version, Insert a USB flash drive and play it instantly. 1). Insert a USB flash drive or SD card, recognize the file when powered on, automatically loop playback,support multiple file formats. Network version, Remote playback. 1). With Multimedia Information Publishing System. Remote publishing and management. Using B/S architecture, embedded Android 4.4 operating system. (System Management, Material Management, Program Management, Terminal Publishing, Log statistics.) Specification for reference.

Technology parameter
Display size	18.5"+10.1", 19.5''+11.6'', 21.5+19.1'', 23.6''+12.5'', 32''+28'' optional	Split screen display	support horizontal screen, vertical screen and full screen, split screen display
Display resolution	1366*768 , 1280*800	Timed swtich on/off play	(5 different time display daily)，can preset 7 days per week, 24 hour automatic management
Contrast	1000:1typ	Audio frequency/ acoustic	left sound channel, right sound channel, 8Ω5W speaker
Max. brightness	350cd/m, 250cd/m	Support captions	can set scrool captions, flow and show the captions during advertisement programe
Viewing angle	full viewing angel 89°	Play mode	vedio: all vedio format, pictures: JPG, GIF, BMP music: MP3
Color	16.7M	Log management	Support terminal log and program log management
Input voltage	AC100-240V (50Hz-60Hz)	Program input terminal	USB 2.0 high speed
Operation System	Android 6.0.1(Can be customized)	Swtich on/off	manual switch on and off, automatically preset switch on/off, long distance reset
CPU and memory	RK3228 , super four core Cortex-A17, frequency can reach 1.8Ghz, 2G DDR3 + 16G RAM(2+32G,2+64G optional)	Background operation software	C/S management software
Playing mode	automatic repeat playing	Background server requirement	WIN7 32/64-bit flagship version system
Material	1.5mm high-end steel plate, alumunium, fully tempered glass	Painting	steel coating, color can be customerized