Mix and Match for Ultimate Comfort - Built-in 2.4GHz wireless transceiver for fast wireless operation without the mess - Unique artistic design with cubed pattern for standout expression - Efficient power saving puts the mouse in low power mode when inactive Shop Modal header Mix and Match for Ultimate Comfort Expand your range with precision 2.4GHz wireless control that lets you do more with unlimited freedom, and has a fittingly interesting art design. even – it’s an experience all your own. Comfort can be easy, and cost-conscious – the WT400 features smart power saving when at idle, so it’s not only pretty, it works better. Precise OpticsQuality lenses and tracking ensure true to form input in every application and on all surfaces - no more mouse pad dependence. Accurate 1000 dpiHi-res control never skips a dot, cutting delays, frustration and errors in worry-free computing. Fast 2.4 GHzHigh frequency response range guarantees instant precision without the hassle of annoying wires or interference from other devices.