Description
LightingWill CST2 HDMI 2.0 Sync Box TV Backlight Kit - 9.8FT / 12.5FT / 16.4Ft Smart RGBIC LED Lights Sync with TV | Supports 4K@60Hz | Sync to Movies, Games | Compatible with PS5/Xbox/PC
Package Included
| Version | Package Included |
| 9.8FT for 50"–65" TV (1-Pack) | HDMI Sync Box × 1; Power Adapter × 1; L-shaped Buckle × 3; I-shaped Buckle × 15; LED Sync TV Backlight × 1; Type-C Extension Cable × 1; HDMI Cable × 1; User Instruction × 1; APP Instruction × 1 |
| 12.5FT for 65"–75" TV (1-Pack) | HDMI Sync Box × 1; Power Adapter × 1; L-shaped Buckle × 3; I-shaped Buckle × 15; LED Sync TV Backlight × 1; Type-C Extension Cable × 1; HDMI Cable × 1; User Instruction × 1; APP Instruction × 1 |
| 16.4FT for 75"–85" TV (1-Pack) | HDMI Sync Box × 1; Power Adapter × 1; L-shaped Buckle × 3; I-shaped Buckle × 15; LED Sync TV Backlight × 1; Type-C Extension Cable × 1; HDMI Cable × 1; User Instruction × 1; APP Instruction × 1 |
About this item
- Seamless mounting behind the screen: flexible silicone sleeve keeps the strip hidden for a clean look while delivering uniform, immersive backlighting for 4K viewing.
- High-density lighting: 30 LEDs/m with a wide 160° light spread helps reduce dark spots and keeps the glow even across the TV edges.
- Real-time HDMI sync: 3 HDMI 2.0 ports support 4K@60Hz input for responsive color matching to movies, shows, and gameplay.
- Multi-color control: choose from 16 million colors and adjust effects through the LightingWill/Surplife app, sync box controls, or voice control (Alexa/Google).
- Balanced brightness options: designed to match different screen sizes with vivid illumination while maintaining comfortable ambient backlighting.
- Plug-and-play setup: quick connection and simple installation with included buckles and extension cable for a tidy routing on the back of the TV.
- Energy-saving performance: advanced lighting control reduces power consumption while maintaining vibrant RGBIC effects.
- Durable silicone construction: built for everyday use with stable performance and long-term reliability.
- Made for entertainment setups: ideal for immersive movie nights and gaming, compatible with PS5, Xbox, and PC via HDMI.
Order & Logistics
- Lead Time: Usually ships within 1–3 business days from our local warehouses for faster delivery.
- Shipping Note: This series is covered by our Free Shipping Policy for orders over $399.
- Local Delivery: Most models are stocked in the US, UK, and Germany, with typical delivery times of 3–7 business days.
Technical Specifications
| Item | Details |
| Brand | LightingWill |
| Product Type | HDMI 2.0 Sync Box TV Backlight Kit (Smart RGBIC) |
| Color | Black |
| Indoor / Outdoor Usage | Indoor |
| Material | Silicone |
| Light Source Type | LED |
| Light Color | Multicolor (RGBIC) |
| Power Source | Corded Electric |
| Voltage | 12 Volts (DC) |
| Wattage | 14 watts |
| Connectivity Protocol | HDMI |
| HDMI Ports | 3 × HDMI 2.0 |
| Supported Video | Up to 4K@60Hz |
| Controller Type | App Control, Button Control, Sync Box Controlled, Voice Control |
| Voice Compatibility | Alexa, Google |
| Additional Features | APP Controlled; Color Changing; Plug-and-play; Sync Box Controlled; Sync in real-time |
| Water Resistance Level | Not Water Resistant |
| Number of Light Sources | 90 |
| Item Weight | 2.35 Pounds |
| Number of Items | 1 |
| Theme | Fantasy |
| Occasion | Congratulations, New Year, Thanksgiving |
| Batteries | Lithium Ion batteries required |
| Length Options | 9.8FT / 12.5FT / 16.4FT |
| Recommended TV Size | 9.8FT for 50"–65" TV; 12.5FT for 65"–75" TV; 16.4FT for 75"–85" TV |
Applications
- Immersive TV backlighting for 4K movies
- Console gaming setups (PS5 / Xbox)
- PC gaming and streaming rooms
- Home theater and entertainment rooms






Package Includes:
-
LED Sync TV Backlight x 1
-
Sync Box x 1
-
Power Adapter x 1
-
L-shaped Buckles x 3
-
I-shaped Buckles x 15
-
Type-C Extension Cable x 1
-
HDMI Cable x 1
-
User Manual x 1
-
APP Instruction x 1









