TCL 43S5K is a 43-inch smart QLED television from TCL's 2025 S5K series. It features a Full HD 1920 x 1080 display with QLED technology, HDR 10 support, a 60 Hz refresh rate, and a slim metallic bezel-less design. The TV runs on Google TV and supports Google Cast, Google Assistant voice input via remote control, Wi‑Fi, Bluetooth, Ethernet, 3 HDMI ports, and 2 USB ports. Audio is delivered through a 2.0 channel speaker system with Dolby Audio, with matched retail/spec sources listing 20 W total sound output. This exact variant is model 43S5K with a 43-inch screen size, distinct from the 32-inch and 50-inch S5K variants.

Item form

Television

Highlights

43-inch Full HD QLED display
Google TV smart platform
HDR 10 support
Dolby Audio
3 HDMI ports and 2 USB ports
Wi‑Fi, Bluetooth and Ethernet connectivity
Slim metallic bezel-less design

Attributes

Model Series	S5K
Model Number	43S5K
Model Year	2025
Television Type	Smart TV
Display Resolution	Full HD
Display Type	QLED
Panel Type	VA
HDR Type	HDR 10
Additional HDR Formats	HDR10+, HLG
Refresh Rate	60 Hz
Contrast Ratio	4000:1 (Typical)
Aspect Ratio	16:9
Operating System	Google TV
Voice Assistant	Google Assistant
Google Cast	Yes
Bluetooth	Yes, v5 / BT5.0
Wi-Fi	Yes
Wi-Fi Version	WiFi 4
Wi-Fi Specifications	IEEE 802.11b/g/n
Ethernet	Yes
USB Ports	2
HDMI Ports	3
HDMI Version	1.4
HDMI CEC	Yes
Speaker Configuration	2.0 Channel
Number Of Speakers	2
Total Speaker Output	20 W
Sound Technology	Dolby Audio
Screen Size	43 inch (109 cm)
Screen Resolution	1920 x 1080 pixels
Supported Apps	Sony Liv, Netflix, Prime Video, YouTube, etc.
Warranty	1 Year
Country of Brand Origin	China