Corsair K70 Pro RGB Optical-Mechanical Keyboard, Linear OPX Switches, Doubleshot PBT, OPX Technology, Corsair AXON Hyper-Polling Processor, Detachable Type-C, ENG US Layout, Black | CH-910941A-NAItem number : COR-KB-K70-PRO-BLK-OPXDescription for Corsair K70 Pro RGB Optical-Mechanical Keyboard, Linear OPX Switches, Doubleshot PBT, OPX Technology, Corsair AXON Hyper-Polling Processor, Detachable Type-C, ENG US Layout, Black | CH-910941A-NAK70 ProRGB Optical-Mechanical Gaming Keyboard with PBT DOUBLE SHOT PRO KeycapsFeaturesDurable aluminum frame with per-key RGB lightingPrecision at your fingertips with Corsair OPX switchesPerformance you can feelUpgrade your keyboard game with double-shot keycapsTournament switch for distraction-free gameplay