The TCL 43S451 is a 43-inch 4K UHD smart TV that delivers crisp, clear visuals with HDR10 and HLG support for enhanced color and contrast. It features the Roku Smart TV platform built-in, giving you access to thousands of streaming channels, apps, and movies right out of the box. The TV supports voice control via Siri, Alexa, or Google Assistant, and its LED-backlit display ensures bright and consistent picture quality. With a sleek design, 60 Hz refresh rate, and dual-band Wi-Fi, this TV is perfect for everyday viewing, streaming, and home entertainment setups.
TV TCL 43" Class 4-Series 43S451
Smart TV Features
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Operating System: Roku TV
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Access to popular streaming apps: Netflix, Prime Video, YouTube, Disney+, Hulu, and more
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Roku Channel Store for free movies, TV shows, and live channels
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Voice control compatible: Works with Alexa & Google Assistant via connected devices
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Private listening: via Roku mobile app
Picture Enhancements
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4K UHD (3840×2160) resolution
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HDR support: HDR10 + HLG for enhanced color and contrast
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Dynamic contrast for deeper blacks and brighter highlights
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Auto Game Mode: reduces input lag for gaming
Audio
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Speaker Setup: Built-in stereo
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Audio Output: ~10 W per channel (approx. 20 W total)
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Sound Technology: DTS Studio Sound (for virtual surround and enhanced clarity)
Connectivity
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HDMI: 3 × HDMI ports (one supports eARC)
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USB: 1 × USB port
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Wi-Fi: Built-in wireless 802.11ac
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Ethernet (LAN): Yes
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Optical Audio Out: Yes
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Antenna (RF) Input: Yes
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Bluetooth: Available (for headphones and speakers)
Design
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Color: Black
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Slim bezel / modern look
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Wall-Mountable: VESA 200 × 200 mm compatible
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