Wireless 2.4 GHz connection — gives stable connectivity with an operating range around 10–15 meters. 

QuietKey technology — the keyboard uses a special mechanism (high‑elasticity silicone + ultra‑slim keycaps) to reduce typing noise significantly (claimed noise reduction from ~35 dB to ~14 dB). Good for quiet offices or late‑night typing. 

Adjustable DPI mouse — mouse offers 4‑level adjustable DPI (e.g. 1000 / 1200 / 1600 / 2000), so you can choose sensitivity according to your task (typing, browsing, light editing). 

“Desk + Air” Dual Function (Air Mouse mode) — besides regular mouse use on desk, you can lift the mouse to turn it into a “gesture/multimedia controller” (for presentation control, media control, etc.), without needing extra software. 

Compact design — saves desk space; keyboard + mouse set is space‑efficient and good for small desks or minimal setups.

Multimedia / Hotkeys support — keyboard includes hotkeys (FN + F‑keys) for quick access to multimedia functions, internet shortcuts, etc. 

Energy‑saving / Power switch — there’s an on/off switch to save battery when not in use. Also battery life designed for efficiency (since it's wireless combo).