Perfect for all Battle Royale, FPS, MOBA, MMO, and other fast-paced games TrueMove Air precision optical gaming sensor with true 1-to-1 tracking Ergonomic 9-button programmable layout with 5 quick action side buttons 85g competitive lightweight and extra durable Next-gen Golden Micro IP54 Switches Premium steel frame construction with On-Ear ChatMix Dial (PC), volume, and mute controls right at your fingertips Note: It is recommended that the firmware is updated regularly using SteelSeries Engine