P/N: KB-TPX-SSBRUS-01 COLOR: BLACK NO. OF MACRO KEYS: NO NO. OF GAME PROFILES: SIX GRAPHICAL UI: YES PESO: 1598 GRAMS GOLD-PLATED USB: YES DIMENSION: 464.98 x 170.52 x 40.39 mm INTERFACE: USB ANTI-GHOSTING KEYS: YES / N KEY Rollover (USB) ON-BOARD MEMORY SIZE: 4M bit POLLING RATE: 1000 HZ BACK-LIGHT: 16.8 Million RGB Colors WRIST REST: YES / Detachable AUDIO AND USB PASS-THROUGH: YES MULTIMEDIA KEYS: 6 BRAIDED CABLE: YES CABLE LENGTH: 1.8 M SWITCH TYPE: Mechanical SWITCH NAME: CHERRY MX SPEED RGB SILVER MECHANICAL ACTUATION POINT: SPEED RGB SILVER : 1.2 ± 0.4 MM KEY STROKE: SPEED RGB SILVER : 3.4 - 0.4 MM ACTUATION FORCE: 45g(SILVER) with Optimized Tactile Feel KEY LIFESPAN: 50 Million Clicks Lifetime