The MATREXX 55 ADD-RGB helps you build a PC that’s powerful inside and beautiful outside. Optimized airflow design and the support for liquid cooler and multiple case fans ensure superior cooling performance for your high-end hardware. Dual tempered glass windows (one on side and one in the fron) let you show off the innards while a PSU shroud and advanced cable management design keep your system tidy and clutter-free. Enjoy captivating lighting effects of the pre-installed addressable RGB strip, which can be controlled by a manual button or compatible motherboard software. You can also add more RGB devices with the included two RGB connectors.