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Samsung 55" The Serif QLED 4K UHD HDR Smart TV

Model #: QN55LS01TAFXZA
Samsung Electronics
At a Glance
It does not belong to the world of television, but it belongs to the world we live in. Blurring the line between design and technology. The Serif challenges the way we view technology and its interaction with the space around it.
Available in Store Only
$1,499.99Save $NaN

Get to know this product.

It does not belong to the world of television, but it belongs to the world we live in. Blurring the line between design and technology. The Serif challenges the way we view technology and its interaction with the space around it.

Iconic I-shaped Design

This unique collaboration between Samsung and the award winning Paris-based design duo Ronan and Erwan Bouroullec blends design and technology into a simple, functional solution for connecting with what we enjoy most in life and with the people who matter.

100% Color Volume with Quantum Dot

Quantum dots produce over a billion shades of color that stay true-to-life even in bright scenes.


Experience the one-touch sound mirroring between your compatible Android mobile device and listen to your favorite music.

Ambient Mode+™

Blends into your space by turning a blank screen into captivating visuals or at-a-glance info.

Quantum Processor 4K

This extremely powerful processor uses AI Technology to unleash the full power of 4K.

Quantum HDR 4X

Shades of color and detail leap off the screen in dark and bright scenes.

Adaptive Picture

Your TV reacts and adjusts to the lighting conditions around it.

Smart TV Powered by Tizen™

Go beyond Smart TV with nextgen apps, super easy control, and a host of enhancements that elevate the TV watching experience.

Universal Guide

Powerful AI technology recommends streaming and live TV content all in one simple onscreen guide.


The sleek and slim OneRemote automatically detects and controls all compatible connected devices and content.

Useful Documents


BacklightingQ Contrast
DesignSerif Design
Bezel WidthVNB
Slim TypeNormal
ColorCloud White
Stand Type (Color)Floor
4K Ultra HD ConnectedYes
Dimming TechnologySupreme UHD Dimming
StyleFlat Panel
TV TypeLifestyle
Screen Size54.6" Measured Diagonally
Resolution3,840 x 2,160
Motion Rate240
Color100% Color Volume with Quantum Dot
HDR (High-Dynamic Range)Quantum HDR 4X
Picture EngineQuantum Processor 4K
Sound Output (RMS)40W
Speaker Type4CH
Multiroom LinkYes
Bluetooth Headset SupportYes
Wi-Fi DirectYes
Smart HubYes (incl. Sports, Music and TV Plus)
Apps PlatformSmart TV Powered by TIZEN™ with Bixby Voice, Apps and Full Web Browser
Works with Google AssistantYes
Works with AlexaYes
Digital Clean ViewYes
Auto Channel SearchYes
Auto Motion PlusYes
Embedded POPYes
OSD LanguageEnglish, Spanish, French
InstaPort S (HDMI Quick Switch)Yes
Anynet+™ (HDMI-CEC)Yes
Closed CaptioningYes
Electronic Program Guide (Channel Guide)Yes
Game ModeYes (Auto Game Mode (ALLM), Game Motion Plus, Dynamic Black EQ, Surround Sound, 4K@120Hz (HDMI Port 4))
USB HID SupportYes
Eco SensorYes
Auto Power OffYes
TV to Mobile - MirroringYes
Mobile to TV - Mirroring, DLNAYes
AI Upscale4K AI Upscaling
RF In (Terrestrial/Cable Input)1/1(Common Use for Terrestrial)/0
RF In (Satellite Input)1/1(Common Use for Terrestrial)/0
Digital Audio Out (Optical)1
Audio Return Channel Support (via HDMI port)Yes
Product Size (W x H x D) Without Stand49.4" x 29.5" x 8.7"
Product Size (W x H x D) With Stand49.4" x 48.7" x 19"
Stand Size (W x H x D)41.4" x 39.2" x 19"
Shipping Size (W x H x D)55.2" x 35.2" x 12.1"
Product Weight Without Stand57.5 lb.
Product Weight With Stand60 lb.
Shipping Weight76.9 lb.
Power Supply (V)AC110-120V 50/60Hz
Typical Power Consumption68
Maximum Power Consumption160
Standby Power Consumption0.5W
Digital BroadcastingATSC/ClearQAM
Analog TunerYes
Vesa Wall Mount CompatibilityYes
Remote Control BatteryYes
Power CableYes
User ManualYes

Misc. Specs

Product Weight (lbs.)60
HDMI Inputs4
Wall MountableYes
Screen Resolution4K
Width (in.)49.4
Screen Size Class (in.)55
Screen Size (Measured Diagonally) (in.)54.6
Screen Refresh Rate (Hz.)240
Number of USB Ports2
Display TechnologyQLED
Voice ControlAlexa/Google
Optical Digital(Fiber Optic) Audio Inputs1
Wifi ConnectivityYes
Smart CompatibleYes
Wifi CapableYes
Bluetooth CapableYes
App CapableYes
High Dynamic RangeYes
Stand Width (in.)41.4
Product Depth With Stand (in.)19
Product Height With Stand (in.)48.7
Product Depth Without Stand (in.)8.7
Product Height Without Stand (in.)29.5
WarningProposition 65 Warning for California Residents