Aircraft-grade anodized brushed aluminum frame built to withstand a lifetime of gaming 8MB profile storage with hardware macro and lighting playback allow access to up to three stored profiles on the go independent of external software Per-key dynamic multi-color RGB backlighting offers near unlimited color customization and control 100% CHERRY MX mechanical key switches provide the reliability and accuracy you demand USB pass-through port provides convenient access to an additional USB port for your mouse or headset CORSAIR iCUE software enables vivid dynamic lighting control sophisticated macro programming and full-system lighting synchronization across compatible CORSAIR peripherals coolers fans and more Matrix - 104 keys