4K1142 is a BrightSign media server and playback system designed for professional AV installations. It delivers hardware-accelerated 4K video playback and synchronized multi-display capability within BrightSign's content delivery ecosystem. The device supports local and networked content distribution, HTML5 signage, scheduling, and remote management via BrightSign software. Interfaces include HDMI output, Ethernet, USB, and power input for fixed installations.