This Is a Havit Kb279gcm Wireless Keyboard and Mouse Combo.

Connectivity: Uses a stable 2.4GHz wireless connection via a single USB nano-receiver. Design: Features a full-sized, ergonomic keyboard with low-profile, silent keys for a comfortable, quiet typing experience. Mouse: The accompanying high-precision optical mouse has adjustable DPI settings (800/1200/1600) for smooth and accurate tracking. Battery Life: Designed for energy efficiency to ensure extended usage.