Many of us who might type in smartphone, tablet and notebook interchangeably. This is because his OS might not be the same: Android for smartphones, iOS, and Windows for tablets for notebooks. So if you want to type a report on PC, you can type on the PC keyboard. When want to WhatsApp, moved in typing an smartphone (unless already install WhatsApp Web). So there's no hassle and concentration also Yes if it should move the keyboard and a device like that.