The Thermaltake View 21 Tempered Glass RGB Plus Edition PC case features two side panels made of 4 mm thick tempered glass, four pre-installed 120 mm Pure Plus 12 RGB fans, and excellent system ventilation. The RGB Plus fans are specifically designed for use with Thermaltake's AI Voice Control software as well as with Alexa. The lighting effects can also be synchronized with Razer's RGB products via the Razer Chroma software. The View 21 TG RGB Plus supports PC hardware and all high-end GPU solutions, offering unprecedented expansion options for high-end configurations and water cooling systems.