Tri-mode Connection KeyboardAULA F75 wireless mechanical keyboard supports BT5.0, 2.4GHz wireless and USB wired connection, can connect up to five devices at the same time, and easily switch by shortcut keys or side button. F75 computer keyboard is suitable for PC, laptops, tablets, mobile phones, PS, XBOX etc, to meet all the needs of users. In addition, the rechargeable keyboard is equipped with a 4000mAh large-capacity battery, which has long-lasting battery life. Hot-swap Custom KeyboardThis custom mechanical keyboard with hot-swappable base supports 3-pin or 5-pin switches replacement. Even keyboard beginners can easily DIY there own keyboards without soldering issue. F75 gaming keyboards equipped with pre-lubricated stabilizers and LEOBOG graywood V3 switches, bring smooth typing feeling and pleasant creamy mechanical sound, provide fast response for exciting game. Gasket Structure &