3 Modes of Connection --- Supports Bluetooth 5.0 for hassle-free connection, hyper-speed 2.4Ghz wireless for lag-free gaming, and wired USB-C for charging while in use. 3 Devices Switchable via Bluetooth 5.0 --- Connecting with up to 3 devices via Bluetooth 5.0 and switching among them easily on board. Perfect to use and switch without hassle between devices like smartphones, laptops, and tablets. 530-Hours Long-lasting Performance --- With a 3500mAh large-capacity battery, Neon75 75% mechanical keyboard allows you to use continuously for about 25 hours with RGB backlit on, and up to 530 hours with backlight off. Fully charged requires only 6-7 hours. Dynamic RGB Backlight --- 18 preset backlight modes available on board. 5 brightness and flowing speed levels adjustable. PBT pudding keycaps also allow more light to shine through and enhance the RGB lighting effect. Professional Software Supports --- Remap keypress combinations, assign macros, and customize the RGB lighting effects with the powerful LTC drive. The keyboard is compatible with win7, win8, win10, win11, iOS, and MAC systems.