Panel
Backlight: DLED
Size: 55’’
Resolution: 3840 x 2160
Refresh rate: 60HZ
Brightness: 500 nits (typ)
Contrast(typ): 1200:1 (typ)
Orientation: Landscape & Portrait
Lifetime: 50,000hrs
Operation Hours: 7Day x18Hour

Control Method
Remote: IR
RS232: RS232 x 1 (RJ45)

Speaker
Built in speaker: 9W x2

Power
Input: AC 100V-240V@50-60HZ
Power Consumption: 200W
Standby Consumption: <0.5W

Environment
Operation Temperature: 0 - 40°
Operation Humidity: 20% - 80%

Connectivity
WIFI: 2.4G/5G  
LAN: 10/100Mbps 
USB: 2
Input: USB x2, HDMI x2, DP x1, VGA x1, RS232 x1
Output: Audio x1, HDMI x1, RS232 x1

Operating System
OS: Android 9.0

Physical
Bezel Color: Black
Set Dimension(WxHxD): 1236.1mm × 715.2mm × 70.7mm / 48.67 x 28.16 x 2.78inch
Bezel width (T/L/R/B): 12mm (U/L/R),19mm (B) 
Net Weight: 15.5kg / 34.18lbs
Packing Dimension(WxHxD): 1335 x 160 x 835mm / 52.56 x 6.3 x 32.87inch
Packed Weight: 20.5kg / 45.2lbs
VESA: 400mm x 200mm

Certification
Standard Certification: CB/CE/ErP/cTUVus/CEC/FCC/RCM

What’s in the box
User manual
Remote controller inc battery
Power cord
RS232 cable