10 Best Fancy Sync Box of 2025

Tested and Reviewed: Top 10 Fancy Sync Box deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

Fancy LEDs

Fancyleds 2.1 Fancy Sync Box Syncing Device with HDMI 2.1, 4K 120Hz, HDR (for 55" to 65" TVs)

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Editor's bottom line:

“This fancy sync box is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

IMPORTANT: PLEASE READ HDMI Device Required: You must connect a compatible HDMI device for syncing. Apps on your Smart TV are not synced; only apps and streaming services on your HDMI device can be. Use with a PC is NOT recommended. For a full list of compatible HDMI devices, please visit the FancyLEDs website or contact our support.
Universal Power Adaptor - All items are sold with a universal power adaptor compatible with US, EU, AU, and UK power sockets.
HDMI 2.1 - 4K 120Hz VRR, ALLM, HDR, DV Enabled. Next-gen compatible, perfect for all TVs.
RGBW LEDs Included - Upgraded with RGBW technology, these strips use a dedicated white diode to enhance white tones, delivering amazing visuals.
High Speed - No lag or delay between the Smart LED lights and TV. Delayed lighting is distracting. Lightning-fast color reaction times keep you immersed for an enhanced gaming and movie session using supercharged peripheral lighting.
HDCP 2.3 Compliant - Enables streaming services in 4K and 8K. Copyright issues and black screens are a thing of the past. Our smart ambient lighting system ensures that all streaming services work every time without issues.
Optimized Colors - Accurate colors matching onscreen content. No camera is used; simply connect your HDMI device, allowing colors to be extracted directly from the data and synced to create an unmatched colorful cinematic experience.

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Picked by 397 people today

9.5

Fancy LEDs

Fancyleds 2.1 Fancy Sync Box Syncing Device with HDMI 2.1, 4K 120Hz, HDR (for 70" to 95" TVs)

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Main Highlights

IMPORTANT: PLEASE READ HDMI Device Required: You must connect a compatible HDMI device for syncing. Apps on your Smart TV are not synced; only apps and streaming services on your HDMI device can be. Use with a PC is NOT recommended. For a full list of compatible HDMI devices, please visit the FancyLEDs website or contact our support.
Universal Power Adaptor - All items are sold with a universal power adaptor compatible with US, EU, AU, and UK power sockets.
HDMI 2.1 - 4K 120Hz VRR, ALLM, HDR, DV Enabled. Next-gen compatible, perfect for all TVs.
RGBW LEDs Included - Upgraded with RGBW technology, these strips use a dedicated white diode to enhance white tones, delivering amazing visuals.
High Speed - No lag or delay between the Smart LED lights and TV. Delayed lighting is distracting. Lightning-fast color reaction times keep you immersed for an enhanced gaming and movie session using supercharged peripheral lighting.
HDCP 2.3 Compliant - Enables streaming services in 4K and 8K. Copyright issues and black screens are a thing of the past. Our smart ambient lighting system ensures that all streaming services work every time without issues.
Optimized Colors - Accurate colors matching onscreen content. No camera is used; simply connect your HDMI device, allowing colors to be extracted directly from the data and synced to create an unmatched colorful cinematic experience.

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9.5

Fancy LEDs

New RGBW 3 HDMI 2.1 Fancy Sync Box with 3 HDMI Ports, 4K 120Hz, HDR (for 70" to 95" TVs)

Free Shipping

Main Highlights

IMPORTANT: PLEASE READ HDMI Device Required: You must connect a compatible HDMI device for syncing. Apps on your Smart TV are not synced; only apps and streaming services on your HDMI device can be. Use with a PC is NOT recommended. For a full list of compatible HDMI devices, please visit the FancyLEDs website or contact our support.
Universal Power Adaptor - All items are sold with a universal power adaptor compatible with US, EU, AU, and UK power sockets.
HDMI 2.1 - 4K 120Hz VRR, ALLM, HDR, DV Enabled. Next-gen compatible, perfect for all TVs.
RGBW LEDs Included - Upgraded with RGBW technology, these strips use a dedicated white diode and 96 LEDs per meter to enhance white tones, delivering amazing visuals.
High Speed - No lag or delay between the Smart LED lights and TV. Delayed lighting is distracting. Lightning-fast color reaction times keep you immersed for an enhanced gaming and movie session using supercharged peripheral lighting.
HDCP 2.3 Compliant - Enables streaming services in 4K and 8K. Copyright issues and black screens are a thing of the past. Our smart ambient lighting system ensures that all streaming services work every time without issues.
Optimized Colors - Accurate colors matching onscreen content. No camera is used; simply connect your HDMI device, allowing colors to be extracted directly from the data and synced to create an unmatched colorful cinematic experience.

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9.2

Fancy LEDs

Fancy Sync Box Ambient TV Backlighting Syncing Box HDMI 2.0 All TV Sizes Fancyleds (56" to 65")

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Main Highlights

IMPORTANT: PLEASE READ HDMI Device Required: You must connect a compatible HDMI device for syncing. Apps on your Smart TV are not synced; only apps and streaming services on your HDMI device can be. Use with a PC is NOT recommended. For a full list of compatible HDMI devices, please visit the FancyLEDs website or contact our support.
Universal Power Adaptor - All items are sold with a universal power adaptor compatible with US, EU, AU, and UK power sockets.
Optimized Colors - Accurate colors matching onscreen content. No camera is used; simply connect your HDMI device, allowing colors to be extracted directly from the data and synced to create an unmatched colorful cinematic experience.
High Speed - No lag or delay between the Smart LED lights and TV. Delayed lighting is distracting. Lightning-fast color reaction times keep you immersed for an enhanced gaming and movie session using supercharged peripheral lighting.
HDMI 2.0b - 4K 60Hz HDR Dolby Vision Enabled. Next-gen compatible, perfect for all 60Hz TVs and monitors. The Fancy Sync Box is compatible with HDMI 2.1 devices and HDMI 1.4 but only operates at 2.0b.
LED Strips Included - Smart LED strips are included with all sizes for a quick and simple setup.
HDCP 2.2 Compliant - Enables streaming services in 4K. Copyright issues and black screens are a thing of the past. Our smart ambient lighting system ensures that all streaming services work every time without issues.

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9.0

Fancy LEDs

Fancy Sync Box Ambient TV Backlighting Syncing Box HDMI 2.0 All TV Sizes Fancyleds (70" to 90")

Free Shipping

Main Highlights

IMPORTANT: PLEASE READ HDMI Device Required: You must connect a compatible HDMI device for syncing. Apps on your Smart TV are not synced; only apps and streaming services on your HDMI device can be. Use with a PC is NOT recommended. For a full list of compatible HDMI devices, please visit the FancyLEDs website or contact our support.
Universal Power Adaptor - All items are sold with a universal power adaptor compatible with US, EU, AU, and UK power sockets.
Optimized Colors - Accurate colors matching onscreen content. No camera is used; simply connect your HDMI device, allowing colors to be extracted directly from the data and synced to create an unmatched colorful cinematic experience.
High Speed - No lag or delay between the Smart LED lights and TV. Delayed lighting is distracting. Lightning-fast color reaction times keep you immersed for an enhanced gaming and movie session using supercharged peripheral lighting.
HDMI 2.0b - 4K 60Hz HDR Dolby Vision Enabled. Next-gen compatible, perfect for all 60Hz TVs and monitors. The Fancy Sync Box is compatible with HDMI 2.1 devices and HDMI 1.4 but only operates at 2.0b.
LED Strips Included - Smart LED strips are included with all sizes for a quick and simple setup.
HDCP 2.2 Compliant - Enables streaming services in 4K. Copyright issues and black screens are a thing of the past. Our smart ambient lighting system ensures that all streaming services work every time without issues.

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8.8

Fancy LEDs

New RGBW 3 HDMI 2.1 Fancy Sync Box with 3 HDMI Ports, 4K 120Hz, HDR (for 56" to 65" TVs)

Free Shipping

Main Highlights

IMPORTANT: PLEASE READ HDMI Device Required: You must connect a compatible HDMI device for syncing. Apps on your Smart TV are not synced; only apps and streaming services on your HDMI device can be. Use with a PC is NOT recommended. For a full list of compatible HDMI devices, please visit the FancyLEDs website or contact our support.
Universal Power Adaptor - All items are sold with a universal power adaptor compatible with US, EU, AU, and UK power sockets.
HDMI 2.1 - 4K 120Hz VRR, ALLM, HDR, DV Enabled. Next-gen compatible, perfect for all TVs.
RGBW LEDs Included - Upgraded with RGBW technology, these strips use a dedicated white diode and 96 LEDs per meter to enhance white tones, delivering amazing visuals.
High Speed - No lag or delay between the Smart LED lights and TV. Delayed lighting is distracting. Lightning-fast color reaction times keep you immersed for an enhanced gaming and movie session using supercharged peripheral lighting.
HDCP 2.3 Compliant - Enables streaming services in 4K and 8K. Copyright issues and black screens are a thing of the past. Our smart ambient lighting system ensures that all streaming services work every time without issues.
Optimized Colors - Accurate colors matching onscreen content. No camera is used; simply connect your HDMI device, allowing colors to be extracted directly from the data and synced to create an unmatched colorful cinematic experience.

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8.6

Fancy LEDs

New RGBW 3 HDMI 2.1 Fancy Sync Box with 3 HDMI Ports, 4K 120Hz, HDR (for 24" to 55" TVs)

Free Shipping

Main Highlights

IMPORTANT: PLEASE READ HDMI Device Required: You must connect a compatible HDMI device for syncing. Apps on your Smart TV are not synced; only apps and streaming services on your HDMI device can be. Use with a PC is NOT recommended. For a full list of compatible HDMI devices, please visit the FancyLEDs website or contact our support.
Universal Power Adaptor - All items are sold with a universal power adaptor compatible with US, EU, AU, and UK power sockets.
HDMI 2.1 - 4K 120Hz VRR, ALLM, HDR, DV Enabled. Next-gen compatible, perfect for all TVs.
RGBW LEDs Included - Upgraded with RGBW technology, these strips use a dedicated white diode and 96 LEDs per meter to enhance white tones, delivering amazing visuals.
High Speed - No lag or delay between the Smart LED lights and TV. Delayed lighting is distracting. Lightning-fast color reaction times keep you immersed for an enhanced gaming and movie session using supercharged peripheral lighting.
HDCP 2.3 Compliant - Enables streaming services in 4K and 8K. Copyright issues and black screens are a thing of the past. Our smart ambient lighting system ensures that all streaming services work every time without issues.
Optimized Colors - Accurate colors matching onscreen content. No camera is used; simply connect your HDMI device, allowing colors to be extracted directly from the data and synced to create an unmatched colorful cinematic experience.

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8.3

Govee

Govee HDMI 2.1 Sync Box 2, AI Sync Box with TV Backlight, Supports 8K@60Hz, 4K@144Hz, VRR and ALLM, Works with SmartThings, Matter and Alexa, RGBIC LED Light Strip for 55-65 inch TVs, 75 LEDs/m

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Main Highlights

Latest HDMI 2.1 Interface: Govee AI Sync Box 2 adopts the latest HDMI 2.1 interface for data transmission, enabling screen and lighting synchronization, and supporting resolutions of up to 8K at 60Hz and 4K at 144Hz. Note: Automatic signal switching is not supported when multiple devices are connected.
Unique CogniGlow Technology: Govee Sync Box uses AI to automatically recognize images and text, determining trigger conditions to match specific lighting effects. HDMI 2.1 Sync Box supports VRR and ALLM, reducing screen tearing and latency, providing a seamless experience.
RGBWIC Four-Color Mixing: An RGBWIC LED light strip ensures purer white light and accurate color blending for vibrant effects, making it better suited for game visuals.
High-Density Light Strip: With 75 LEDs/m and a brightness of 450 lumens/m, the high-density light strip cooperates with our Sync Box to provide a brighter and more comfortable experience.
Matter Support: Seamlessly integrates with multiple smart ecosystems, supporting convenient voice control.(Only lighting-related functions are supported).
DreamView: Synchronize colors across multiple Govee lights to create an immersive gaming environment. Equally supports Dolby vision and Doldy atmos.
A special note for using HDR, HDR10+, and Dolby Vision: Due to the functional characteristics, when you turn on HDR, HDR1O+, or Dolby Vision, the saturation of the light's color might decrease, which is normal. You can also adjust the saturation in the app to achieve a satisfying lighting effect.

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8.1

WiZ Connected

WiZ Connected HDMI Sync Box with TV Backlight - Sync to Movies, Games & Music - HDMI 2.0 Supports 4K 60Hz -RGBIC LED Strip 55-65 Inch TVs - Requires External Video Source

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Main Highlights

ACCURATE, REAL-TIME COLOR SYNCING: Sync Box reads signals directly from the video source, for real-time color matching with your TV, backlighting for TV supports 4K at 60Hz, HDR10+ and Dolby Vision
SYNC TO HDMI 2.0 DEVICES: Sync your TV LED backlight with streaming devices, cable boxes, or gaming consoles, the box has 1 HDMI input; add an HDMI switcher (not included) to connect multiple devices
CLEAN INSTALLATION AND EASY SETUP: There will be no camera or hanging wires on top of your TV screen, no complicated calibration is ever needed with the TV backlight LED strip
PERSONALIZED SYNC EFFECT: Select pre-set sync modes with RGBIC light and adjust saturation and light intensity for the perfect syncing experience for movie nights, gaming sessions, or watching TV
EXPAND THE EFFECT: Link any color-changing Wi-Fi + Bluetooth WiZ lights with your Sync Box, add as many as you like and make them sync with your onscreen content simultaneously
REACT TO MUSIC: With the built-in microphone, the Sync Box captures music playing from any source, lights pulse to the rhythm and requires an external HDMI input; not compatible with Smart TV apps
UNIT COUNT: 1.0

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8.1

Fancy LEDs

3 HDMI 2.1 Fancy Sync Box Syncing Device (56" to 65" TVs)

Free Shipping

Main Highlights

IMPORTANT: PLEASE READ HDMI Device Required: You must connect a compatible HDMI device for syncing. Apps on your Smart TV are not synced; only apps and streaming services on your HDMI device can be. Use with a PC is NOT recommended. For a full list of compatible HDMI devices, please visit the FancyLEDs website or contact our support.
Universal Power Adaptor - All items are sold with a universal power adaptor compatible with US, EU, AU, and UK power sockets.

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Our Best Overall Choice

Best Choice

9.7

Fancy LEDs

Fancyleds 2.1 Fancy Sync Box Syncing Device with HDMI 2.1, 4K 120Hz, HDR (for 55" to 65" TVs)

Free Shipping

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

IMPORTANT: PLEASE READ HDMI Device Required: You must connect a compatible HDMI device for syncing. Apps on your Smart TV are not synced; only apps and streaming services on your HDMI device can be. Use with a PC is NOT recommended. For a full list of compatible HDMI devices, please visit the FancyLEDs website or contact our support.
Universal Power Adaptor - All items are sold with a universal power adaptor compatible with US, EU, AU, and UK power sockets.
HDMI 2.1 - 4K 120Hz VRR, ALLM, HDR, DV Enabled. Next-gen compatible, perfect for all TVs.
RGBW LEDs Included - Upgraded with RGBW technology, these strips use a dedicated white diode to enhance white tones, delivering amazing visuals.
High Speed - No lag or delay between the Smart LED lights and TV. Delayed lighting is distracting. Lightning-fast color reaction times keep you immersed for an enhanced gaming and movie session using supercharged peripheral lighting.
HDCP 2.3 Compliant - Enables streaming services in 4K and 8K. Copyright issues and black screens are a thing of the past. Our smart ambient lighting system ensures that all streaming services work every time without issues.
Optimized Colors - Accurate colors matching onscreen content. No camera is used; simply connect your HDMI device, allowing colors to be extracted directly from the data and synced to create an unmatched colorful cinematic experience.

Show Price

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