ReDragon - Mehanicka Gaming Tastatura K621 Blue Switch, Supports four-mode connection: wired + 2.4G wireless + Bluetooth 3.0 + 5.0, Colorful RGB lighting effect, high-performance and durable gaming axis, 87 standard keys, anti-oxidation USB head, Full-key conflict-free, brushed aluminum plate upper cover, Full-key dustproof plug-in axis, PBT two-color mold three-piece ultra-short keycaps.