Colour

Size	55 "
Operating system	Smart TV (proprietary system) / WebOS /


Display
Backlight type	Direct LED
Screen surface	glossy
Resolution	3840x2160 px
Brightness	300 cd/m²
Static contrast	1 200:1
Dynamic contrast	1 000 000:1
Response time	8 ms
Frame rate	50/60 Hz
HDR support	HDR10


Multimedia
Sound power	20 W
Number of speakers	2
Digital tuner	DVB-T2 (terrestrial) DVB-C (cable) DVB-S2 (satellite)

Features
Features	Wi-Fi 5 (802.11ac) Miracast Bluetooth


Connectors
HDMI	2
HDMI version	v 2.0
HDMI technologies	ARC, CEC
Additional inputs	USB-A LAN COM port (RS-232)
Outputs	mini-Jack (3.5 mm) headphones optical


General
Wall mount	VESA 200x300 mm
Stand shape	2 separate legs
Power consumption	113 W / 136 W maximum /
Dimensions (WxHxD)	1226x766x275 mm
Dimensions without stand (WxHxD)	1226x711x60 mm
Weight	10.4 kg
Official Website	lg.com
Added to E-Catalog	May 2026

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.

Which TV sensor is the best? And which one is optimal in terms of price and quality?We study the pros and cons of modern TV matrices

How to choose a TV diagonal and resolution for your room?Is it always worth taking a larger TV? Perhaps 55" will be too much for a small room, but 32" is a perfect option?

Buy LG 55PK640S

When you make a purchase through links on our site, we may receive a affiliate commission.


	LG 55PK640S Signage Display Interactive table 139.7 cm (55") LED LG 55PK640S Signage Display Interactive table 139.7 cm (55") LED Wi-Fi 300 cd/m² 4K Ultra HD Black WebOS 16/7 Superb Picture... moreQuality with Ultra HD ResolutionWith the resolution that is 4 times higher than FHD. it makes the colors and details of the content more vivid and realistic.Slim DesignThe PK640S stands out with its slim design. Its compact form not only saves space but also allows for easy installation. making it an ideal choice for a variety of settings.Convenient webOS PlatformLG webOS 25. upgraded in SoC and web engine. is available on PK640S series for a smooth execution of several tasks. LG webOS smart signage platform enhances user convenience with intuitive GUI.Versatile Content Management with LG SuperSign CMSLG SuperSign CMS is an integrated. intuitive solution for managing creative and well-organized digital signage content. It helps connect customers to a variety of services while improving the overall user experience.Content and Group ManagementThe embedded Content and Group Management System lets you easily edit and play content. set playlists. and control signage with a remote control. mouse. or mobile phone—no separate PC or software required. This makes content management straightforward and user-friendly.Display Power Management SupportDisplay Power Management (DPM) can be set to ‘On’ when a TV signal is detected. allowing for more efficient power management.Real-Time Monitoring with LG ConnectedCareLG ConnectedCare. an optional cloud service solution. offers easy and fast maintenance by remotely monitoring the status of displays in client workplaces. It supports fault diagnosis and remote control services. helping to ensure stable operation for clients’ businesses. Pcnova.co.uk Delivery: in United Kingdom Report	£542.72 Buy in shop

	LG 55PK640S Signage Display Interactive table 139.7 cm (55") LED LG 55PK640S Signage Display Interactive table 139.7 cm (55") LED Wi-Fi 300 cd/m² 4K Ultra HD Black WebOS 16/7 LaptopHub.uk Delivery: in United Kingdom Report	£542.72 Buy in shop

	LG 55PK640S Signage Display Interactive table 139.7 cm (55") LED Superb Picture Quality with Ultra HD ResolutionWith the resolution that is 4 times higher than FHD. it makes the colors and d... moreetails of the content more vivid and realistic.Slim DesignThe PK640S stands out with its slim design. Its compact form not only saves space but also allows for easy installation. making it an ideal choice for a variety of settings.Convenient webOS PlatformLG webOS 25. upgraded in SoC and web engine. is available on PK640S series for a smooth execution of several tasks. LG webOS smart signage platform enhances user convenience with intuitive GUI.Versatile Content Management with LG SuperSign CMSLG SuperSign CMS is an integrated. intuitive solution for managing creative and well-organized digital signage content. It helps connect customers to a variety of services while improving the overall user experience.Content and Group ManagementThe embedded Content and Group Management System lets you easily edit and play content. set playlists. and control signage with a remote control. mouse. or mobile phone—no separate PC or software required. This makes content management straightforward and user-friendly.Display Power Management SupportDisplay Power Management (DPM) can be set to ‘On’ when a TV signal is detected. allowing for more efficient power management.Real-Time Monitoring with LG ConnectedCareLG ConnectedCare. an optional cloud service solution. offers easy and fast maintenance by remotely monitoring the status of displays in client workplaces. It supports fault diagnosis and remote control services. helping to ensure stable operation for clients’ businesses. LG 55PK640S Signage Display Interactive table 139.7 cm (55") LED Wi-Fi 300 cd/m² 4K Ultra HD Black WebOS 16/7 Gamingkit.co.uk Delivery: in United Kingdom Report	£553.58 Buy in shop

	LG 55PK640S Signage Display Interactive table 139.7 cm (55") LED Wi-Fi 300 cd/m² 4K Ultra HD Black WebOS 16/7 Resolution : 3,840 × 2,160 (UHD). Brightness : 300 nits. Backlight Life : 30,000 Hrs, 16 Hrs / 7 Days. LG Solution Compatibil... moreity. Superb Picture Quality with Ultra HD Resolution. With the resolution that is 4 times higher than FHD, it makes the colors and details of the content more vivid and realistic.. Slim Design. The PK640S stands out with its slim design. Its compact form not only saves space but also allows for easy installation, making it an ideal choice for a variety of settings.. Convenient webOS Platform. LG webOS 25, upgraded in SoC and web engine, is available on PK640S series for a smooth execution of several tasks. LG webOS smart signage platform enhances user convenience with intuitive GUI.. Versatile Content Management with LG SuperSign CMS. LG SuperSign CMS is an integrated, intuitive solution for managing creative and well-organized digital signage content. It helps connect customers to a variety of services while improving the overall user experience.. Content and Group Management. The embedded Content and Group Management System lets you easily edit and play content, set playlists, and control signage with a remote control, mouse, or mobile phone—no separate PC or software required. This makes content management straightforward and user-friendly.. Display Power Management Support. Display Power Management (DPM) can be set to ‘On’ when a TV signal is detected, allowing for more efficient power management.. Real-Time Monitoring with LG ConnectedCare. LG ConnectedCare, an optional cloud service solution, offers easy and fast maintenance by remotely monitoring the status of displays in client workplaces. It supports fault diagnosis and remote control services, helping to ensure stable operation for clients’ businesses.. Display. Display diagonal. 139.7 cm (55"). Display technology. LED. LED backlighting type. Direct-LED. Display resolution. 3840 x 2160 pixels. Display brightness. 300 cd/m². HD type. 4K Ultra HD. Touchscreen. No. Response time. 8 ms. Contrast ratio (typical). 1200:1. Contrast ratio (dynamic). 1000000:1. High Dynamic Range (HDR) technology. High Dynamic Range 10 Pro (HDR10 Pro), Hybrid Log-Gamma (HLG). High Dynamic Range (HDR) supported. Yes. Native refresh rate. 60 Hz. Ports & interfaces. USB port. Yes. Ethernet LAN. Yes. Ethernet LAN (RJ-45) ports. 1. Wi-Fi. Yes. Number of antenna connectors. 1. RS-232C. Yes. Audio. Built-in speaker(s). Yes. Number of built-in speakers. 2. Audio output channels. 2.0 channels. RMS rated power. 10 W. Design. Product design. Interactive table. Product colour. Black. Placement supported. Indoor. Performance. Purpose. Universal. Analog signal format system. ATSC, NTSC. Operating hours (hours/days). 16/7. Global-IPTV support. Yes. Web browser. Yes. Power. Power consumption (typical). 113 W. Input voltage. 100 - 240 V. Power consumption (standby). 0.5 W. Power consumption (max). 136 W. Computer system. Operating system installed. WebOS. Operating system version. 25. Weight & Backtotheoffice.co.uk Delivery: in United Kingdom Report	£580.99 Buy in shop

	LG 55PK640S Signage Display Interactive table 139.7 cm (55") LED Wi-Fi 300 cd/m 4K Ultra HD Black WebOS 16/7 Superb Picture Quality with Ultra HD Resolution With the resolution that is 4 times higher than FHD it makes the colors and... moredetails of the content more vivid and realistic. Slim Design The PK640S stands out with its slim design. Its compact form not only saves space but also allows for easy installation making it an ideal choice for a variety of settings. Convenient webOS Platform LG webOS 25 upgraded in SoC and web engine is available on PK640S series for a smooth execution of several tasks. LG webOS smart signage platform enhances user convenience with intuitive GUI. Versatile Content Management with LG SuperSign CMS LG SuperSign CMS is an integrated intuitive solution for managing creative and well-organized digital signage content. It helps connect customers to a variety of services while improving the overall user experience. Content and Group Management The embedded Content and Group Management System lets you easily edit and play content set playlists and control signage with a remote control mouse or mobile phoneno separate PC or software required. This makes content management straightforward and user-friendly. Display Power Management Support Display Power Management (DPM) can be set to On when a TV signal is detected allowing for more efficient power management. Real-Time Monitoring with LG ConnectedCare LG ConnectedCare an optional cloud service solution offers easy and fast maintenance by remotely monitoring the status of displays in client workplaces. It supports fault diagnosis and remote control services helping to ensure stable operation for clients businesses. Quzo.co.uk Delivery: to United Kingdom Report	£597.75 Buy in shop

LG 55PK640S configurations


LG 43PK640S	from £397.19	6 offers
LG 50PK640S	from £474.92	6 offers
LG 55PK640S	from £542.72	5 offers
LG 65PK640S	from £716.34	7 offers
LG 75PK640S	from £983.82	6 offers
LG 86PK640S	from £1,408.37	5 offers

LG 55PK640S

Buy LG 55PK640S

LG 55PK640S Signage Display Interactive table 139.7 cm (55") LED

LG 55PK640S Signage Display Interactive table 139.7 cm (55") LED

LG 55PK640S Signage Display Interactive table 139.7 cm (55") LED

LG 55PK640S Signage Display Interactive table 139.7 cm (55") LED Wi-Fi 300 cd/m² 4K Ultra HD Black WebOS 16/7

LG 55PK640S Signage Display Interactive table 139.7 cm (55") LED Wi-Fi 300 cd/m 4K Ultra HD Black WebOS 16/7

LG 55PK640S configurations