Ports & interfaces
HDMI ports quantity	3
Display
Display diagonal	139.7 cm
Display resolution	3840 x 2160 pixels
HD type	4K Ultra HD
Touchscreen	No
Native aspect ratio	16:9
Response time	9.5 ms
Contrast ratio (typical)	5000:1
Viewing angle, horizontal	178 °
Viewing angle, vertical	178 °
Display number of colours	1.07 billion colours
Design
Product colour	Black
Screen shape	Flat
VESA mounting	Yes
Panel mounting interface	400 x 200 mm
Audio
Built-in speaker(s)	Yes
RMS rated power	6 W
Power
Power consumption (typical)	150 W
Power consumption (standby)	0.5 W
Energy efficiency class (SDR)	G
Energy consumption (SDR) per 1000 hours	100 kWh
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Energy efficiency scale	A to G
Packaging content
Stand included	Yes
Remote control included	Yes
Cables included	AC, HDMI
Operational conditions
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 85 %
Other features
Maximum refresh rate	60 Hz
Input current	2.5 A
Backlight type	LED
Audio output
Weight (without stand)	11.7 kg
Height (without stand)	715 mm
Depth (without stand)	68.3 mm
Weight & dimensions
Width (with stand)	1236.1 mm
Depth (with stand)	284.9 mm
Height (with stand)	771.4 mm
Packaging data
Package width	1339 mm
Package depth	148 mm
Package height	813 mm
Package weight	157 kg

Dahua Technology DHI-LM55-F400 Signage Display 139.7 cm (55") 4K Ultra HD Black