Endgame Gear is on a mission to perfect the XM1, and the XM1r is the result of that quest. Equipped with the latest PixArt PAW3370 sensor, Kailh GM 8.0 main button switches, hybrid skates, an improved cable, and all-new translucent shell designs, the XM1r shapes up to be the definitive XM1 revision.



Link: Techpowerup