Product description:

1. The horizontal and vertical screens can be changed at will; play time definition; 2. Time display ; perpetual
calendar; playlist;
3. Data card protection function; ;Play diversity; a variety of playback methods, video formats; 6, arbitrary screen cutting; modular design; complete management mechanism; centralized management; support remote/local network control, support server operation control. 7. Flexible configuration, can expand and install various functional accessories required by customers; 8. Aluminum alloy + sheet metal structure, no sharp edges, wear-resistant anti-corrosion paint process, overall anti-riot design; 9. Advanced design concept, strict production process , The product quality is stable and reliable, and the failure rate is low; 10. One-key power on and off the machine, eliminating the need for on-site installation and debugging. 11. Display parameters and interface configuration:

LCD screen	size	55
	brand	LG/BOE
	type	TFT-LCD
	Resolution	1920*1080 (upgradable 3840*2160)
	Contrast	1000:1
	brightness	350CD
	perspective	178 degree full viewing angle
	Response time	6MS
Driver board	interface	Mstar 358 cpu4 core 1.2GHZ GPU quad core Mali-400. DDR3 running memory 1GB storage space 8GB (expandable). 2 external USBs. 1 channel HDMI signal input. 1 RJ45 network port. 1 SD card slot supports Wifi/Bluetooth/expandable 3G/4G wireless module.
working environment	Maximum power	≦180W
	Standby power	≦1W
	Operating temperature	-10℃~50℃
	power supply	AC100~240V 50/60Hz
Function parameter	menu language	Chinese, English and other multi-language menus (upgradeable)
	Video Support Format	Support RM/RMVB, MKV, TS, AVI, VOB, MOV, WMV.
	Audio Support Format	MP3/MP4/MPEG-4 WAV
	Image support formats	BMP .JPEG .PNG.GIF
	Other supported formats	PDF, PPT, SWF, text, real-time data streaming.
	Split screen display	Video area, graphics and text, scrolling subtitles, LOGO area, date area, time area, weather forecast area.
	System upgrade mode	TF card upgrade or USB upgrade
	system management mode	Unified management, group management, multi-user management, remote management.
	Remote operation mode	Remote automatic switch machine, remote update, edit and play programs and real-time monitoring
	system play mode	Supports multiple playback modes such as loop playback, timing, and insertion
	System Architecture	Adopt advanced B/S (Browser/Server) management framework
	Support network	LAN, WAN, WI-FI, 5G dual-band
	Audio	Built-in 8 ohm 5 watt surround sound
operating system	Android 5.1
Random Accessories	Certificate, Warranty Card, Antenna Rod, Power Cord, Remote Control
Display size	1211mm*682mm
Overall size	1252mm*726mm*54.80mm (including wall hanging)

Dimensions of the whole machine (this drawing is for reference only, if you need to open holes according to the drawing, please confirm the latest drawing with the manufacturer):

       
Notes: 
1. Before using this machine, you must read and understand all the instructions for use.
2. The instruction manual must be kept properly for future needs.
3. The warning instructions on the instruction manual of this machine must be strictly followed.
4. All instructions for use must be followed during operation.
5. Do not use attachments not recommended by the manufacturer. Improper use of settings may cause unexpected malfunctions.
6. Do not press or wrap the power cord with any objects. Broken power cords can cause electric shock or fire.
7. Please do not try to repair the machine by yourself. Because there are high-voltage devices and other fragile components in the machine, it will cause various harm to the human body or the machine itself. Please be sure to ask professional maintenance personnel to repair it.
8. Do not touch the control parts not mentioned in the instruction manual. Improper adjustment of control parts not mentioned in the instruction manual will damage the machine and increase the maintenance workload of professional technicians.
9. When the machine needs to be replaced, please confirm to the maintenance personnel to use the accessories specified by the manufacturer or with the same performance as the original. Improper use of accessories can lead to hazards such as fire, electric shock, and machine damage.
10. When installing the unit on the wall or ceiling, please install it according to the method recommended by the manufacturer.
11. Before cleaning the machine, unplug the power supply. Use a slightly damp cloth to clean the unit. Do not use liquid cleaners or spray cleaners when cleaning.
12. When not using the machine for a long time, please pull out the AC power plug.
13. The LCD panel of this machine is made of sensitive materials, do not hit the LCD screen with any objects. If the unit is dropped from a height or subjected to shock, the LCD panel may break. In this case, stop using the machine immediately.
14. The time interval of each switch is not less than 2 seconds.