The CLiPtec RZK340 Wireless Keyboard and Mouse Combo set â Young Air is a practical combination of wireless keyboard and wireless mouse. It redefines the meaning of combining style and simplicity. The anti-interference function offers reliable 2.4GHz transmission and longer operational distance.This keyboard provides low profile round shape keycaps with comfortable stroke for a great typing experience and extremely comfortable and contains a 19mm Key pitch. Solid keyboard and keycap construction with long lasting coated key printing. The full size profile wireless mouse with 1200DPI optical that provide great working efficiency and performance.