Tri-mode Wireless Connectivity &Multi-Device Connection: YUNZII YZ98 wireless mechanical keyboard built-in 5000mAh large-capacity battery to provide more power and longer battery life. including BT5.0, 2.4GHz wireless mode, and USB wired mode. Compatible with Laptop, iPad, IOS, Windows, Mac or Android. No fussy connection process, the wireless connection is quick and stable. The fast 2.4gHz wireless mode has the polling rate of 1000hz 99 keys 98% Layout Gasket Keyboard with 5-Layer Sound Filling: This computer keyboard adopts gasket structure, which provides a consistent, softer, and more comfortable typing feel and pleasing acoustic feedback. Equipped with PC plate, PORON sandwich pad, IXPE switch pad, PET sound absorbing pad, slot PCB board, PORON switch pad, and silicone button pad, the mechanical keyboard reduces hollow sound and fatigue, it is an ideal keyboard for long-term gaming keyboard use and gamers South-facing RGB with Music Rhythm RGB Effects: To maintain premi