CHERRY Gentix BT Effortless connection via Bluetooth - One mouse for everything By pressing the Bluetooth button on the underside of the wireless mouse, you can easily connect it to up to three devices, such as a PC, laptop, tablet, smartphone or even smart TV. The resolution of the wireless mouse is adjustable in 2 steps using the DPI button. The switchable, highly precise optical sensor offers enough precision and speed with 1000 / 2000 dpi to make every user, even those with very high demands, quite happy. The blue illuminated scroll wheel provides a visual highlight, which also gives you information about the selected resolution level and the battery status.