Colorlight S4 LED Sending Box & Display Controller

Colorlight S4 is a high‑performance 1U rack‑mounted LED sending box for large‑scale display systems. Model S4 features 1×DVI, 1×HDMI, and 1×HDMI loop output, accepting up to 1920×1200@60Hz input resolution. It provides 4×Gigabit Ethernet ports, delivering a maximum loading capacity of 2.3 million pixels (4096×2560 max). Transmission reaches 140m over CAT5e, 170m over CAT6, and unlimited via fiber. Dual USB2.0 interfaces enable fast configuration and cascading. Core functions include HDCP support, brightness/chromaticity calibration, low‑brightness high grayscale, and seamless splicing. It works with all Colorlight receiver cards for full system compatibility. Designed for AC 100–240V, it ensures stable 24/7 operation. Ideal for indoor/outdoor fixed LED walls, rental stages, command centers, and broadcast studios, the S4 ensures ultra‑clear, synchronized visuals for professional installations.