NEW UPGRADE - For better lights, we decided a semi-transparent bottom shell, built with double-shot molding, the entire surface of the case can serve as an expansion of the Halo band to transmit RGB lights. And for better sound and feel, the gasket mounting style has to replace the top bracket used in the first generation. 【Multi-Device Switching】nuphy Halo96 V2 wireless keyboard offers three connectivity options, including Bluetooth 5.0, 2.4GHz and USB C wired modes. Wireless mode allows you to connect up to 4 devices at the same time, and switch between them easily with FN+ combination keys. Meet the needs of work, play and study. QMK/VIA Compatible: It only makes sense to extend the great customization achieved in Halo96 V2 hardware to your Firmware as well. With open source QMK/VIA firmware, endless key mapping, slight customization and other creative possibilities, the potential of our hardware can truly be realized. Halo96 V2 mechanical keyboard also supports macOS/Windows/Linux/Android/iOS systems 【Low Latency & Mac Shortcuts】Halo96 V2 wireless gaming keyboard reaches 1000Hz polling rate in both wired and 2.4GHz modes, study, work and play smoothly. Plus, we have Mac system switches, just toggle the switch, and you will get access to all the specific Mac function keys including Do Not Disturb, Spotlight...never again 4000mAh Battery - 99 keys 96% compact design can save more space on the computer while maintaining the necessary arrow keys and number area for games and jobs. The rechargeable keyboard built-in a 4000mAh large-capacity battery to provide more power and longer battery life, it is a good helper for your business trips, so you don't have to worry about power.