• HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
  • HDMI Sync Box
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HDMI Sync Box

$199.99
$199.99
$199.99
Tax included.
Plug Type
TV Size (Only for bundles with TV Lightstrip)
Bundle
  • 4K & HDR10+ High Quality Sync
  • Sync up to 50 Calefo smart lights
  • Control with Intelli Lighting /mobile PC APP and smart knob
  • Support multiple HDMI devices, like a TV box, gaming console, computer, and projector
  • No bridge needed; control via Bluetooth and Zigbee for stable, seamless connections
    Free & FAST Shipping
    • Orders ship within 1 business day.
    • Free shipping and fast delivery on orders.
    • Local warehouses in the US and Europe for fast shipping.
    • 1-3 business days to be delivered.

    Please refer to our Shipping policy.
    30-Day Return & Exchange
    • 30-day Free Returns
    • Fast Refunds with Quick Approval After Return.
    • Damaged items can be replaced for free.


    Please refer to our return policy.
    Professional Warranty Service
    • 1 year from delivery date for product defects.
    • Easy replacement, get a new product fast.
    • Available for products purchased through official channels.


    For more details, please refer to our warranty policy.

    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box
    HDMI Sync Box

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    • Fast & Free Shipping

    • Lifetime Support

    • 30-Day Free Return Guarantee

    • One-Year Quality Guarantee

    Transform TV Time with Immersive Lighting

    Bring your screen to life with lighting that syncs to every scene, creating a dynamic, immersive atmosphere for your viewing experience.

    Become Part of the Game, on Console

    Dive into your game like never before with lighting that reacts to every action, syncing seamlessly with your screen for an immersive, high-energy experience.

    Feel the Beat, See the Light

    Transform your space into an immersive experience where sound and light work in perfect harmony.

    Reinvent how you play and watch

    Delivers true 1:1 color sync with your screen.
    Picture your room flashing with the bright glow of headlights as you speed through dark tunnels or shifting to vibrant blues and oranges as you race through city streets. You’re not just playing—you’re living the thrill of the race.
    Combine Calefo smart lights at different heights to create a 360° immersive experience, enveloping your space in a seamless glow from every angle.
    Place light behind your monitor to enhance contrast and reduce eye strain by softening the transition between your screen and dark walls.

    Immersion Redefined

    No matter your passion—movies, gaming, or music—synced lighting reacts to the colors, scenes, and beats. The room moves with you.
    Movie Buffs Movie Buffs

    Movie Buffs

    See it on screen. Feel it in the room.

    True Gamers True Gamers

    True Gamers

    Screen meets scene. You're inside the game.

    Music Lovers Music Lovers

    Music Lovers

    Feel the Beat, See the Light

    Simple Setup for Seamless Sync

    1.Connect your TV box, game console, computer, projector, and more to the Calefo HDMI Sync Box.
    2.Pair with smart lights in the Intelli Lighting App and select the sync mode.
    3.Step into a world where light and screen unite in perfect harmony.

    Built for Smooth, Immersive Sync

    Add up to 2 HDMI devices
    Connect your world of entertainment — from immersive gaming consoles to everyday streaming devices. Calefo Sync Box 4K works seamlessly with HDMI 2.0 sources, bringing your content to life beyond the screen. TV apps are not supported.
    Real-time sync
    Light moves as the screen breathes — creating true 1:1 color sync with what’s on your screen, with no delay, no disconnect, just pure immersion.

    Light Up Your Home with Calefo

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    Calefo RGBCW Portable Table Lamp
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    HDMI Sync Box
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    What People Are Saying

    Trusted by 200,000+ Customers

    Emily Smith

    Emily Smith

    "It adds infinite warmth and romance to the room, I really love it!"
    John Wilson

    John Wilson

    "The screen light sync brings really amazing atmosphere for me."
    Davis

    Davis

    "Same light sync, half price of Philip Hue!"
    Jasper Lee

    Jasper Lee

    "It feels perfect, ideal for just the two of us."
    Mr.Brown

    Mr.Brown

    "The product is small and exquisite, and the light is soft and comfortable. This is the product I want."
    Ansel Thompson

    Ansel Thompson

    "This is the first time I chose this brand. I just got it and installed it, and I was immediately amazed when I opened it!"

    Specs

    General

    Input Voltage
    5V/1A

    Interfaces
    HDMI in x 2
    HDMI out
    (HDMI 2.0b with HDCP)

    Dimension
    146.2*90.2*22mm

    Weight
    390g

    Indicator
    Flashing blue light-unsynchronized
    Red light - Sync off
    Green light - Sync on
    Technical specifications

    Communication protocol Zigbee3.0/Ble 5.0

    Wireless Frequency
    2.4 GHz

    Video Resolution
    4K@60Hz; 1080p & 1440p@120Hz; HDR10+

    Energy consumption
    Standby ≤1W
    Working ≤5W

    Control
    Intelli Lighting APP, Calefo PC APP

    Application
    Home, exhibition hall, office, gaming etc.

    Scene mode
    Rest, party, music, movie, game etc.

    Physical Button
    Power on/off and reset
    Design and finishing

    Material
    Synthetic materials and glass

    Color
    Black
    Environmental

    Operating temperature
    0℃ - 40℃

    Operating humidity
    0% - 85%RH

    Storage temperature
    -20℃ - 45℃

    IP Rating
    IP20
    Package Includes
    1. HDMI Sync Box x 1
    2. Power supply with correspong plug type x 1
    3. HDMI Cable x1
    4. Manual x 1

    FAQs

    How many lights can I sync at once with the HDMI Sync Box?

    You can sync up to 50 Calefo smart lights with one HDMI sync box.

    How far can I connect the HDMI Sync Box to the smart lights?

    In normal status, it is ≥10 m (about 32.8 feet)