Coolermaster SGK-6020-TPCM1 Masterkeys Pro-L Crystal edition - cherry MX BRown - transparent mechanical ( transparent keycaps with no letters + extra full set solid keycaps with letters ) gaming keyboard with RGB/multicolor backlit LED on all keys ( customizable with or without software ) , with 3.5x2.8 SMT larger LED , 72mhz ARM Cortex M3 processor ( 1.25-1.5 DMiPS/mhz ) , full size with numeric keypad + 4 profiles keys , status Indicator system by FN keys - tactile & bump switch with Force feedback / low resistance , 45g actuation force , laser marked keycaps , support anti-ghosting + NKRO in windows or iOS , 1ms response time , 512kb on-board memory , with 3 ways/180 degrees cable management grooves - microusb with detachable braided cable