No Lag, Plug and Play2.4GHz wireless technology provides automatic frequency identification and stable signal, plug and play, the connection range is up to 33 feet without any delay. Cut the cord and enjoy the freedom. NoteThe keyboard and mouse share a receiver, and the receiver is stored in the mouse.Less Noise, QuieterThe mouse is 100% quiet without any clicking sound. The keyboard is not super quiet, but it is more than 90% quieter than other similar keyboards, so you dont have to worry about disturbing others.Power saving and prolong battery life After 8 minutes of idle time, the keyboard sleeps, and after 1 minute of idle time, the mouse sleeps, and press any key to wake up. Save yourself the hassle of changing batteries frequently. The keyboard and mouse standby time is up to 365 days,Comfortable and smooth typingThe ergonomic tilt angle provides a better typing position to reduce wrist stress and increase comfort. Shorter keystrokes and a standard 104-key US layout make typing more responsive, fluid, and soft.Wide CompatibilityThis wireless keyboard and mouse combo is compatible with all Windows system versions, Linux, Chrome OS, Mac OS. Works on Desktop, Chromebook, PC, Laptop, Computer, TV.