n?i 660, along with its counterparts n?i 360 and n?i 310, integrate Bluetooth wireless technology with a microphone and speaker that lets you make hands-free mobile phone calls. Simply dial numbers with the n?i's touch screen keypad to make a call on a compatible phone. To answer calls, just tap n?i's screen and speak directly into its built in microphone. In addition, easily look-up and dial numbers from your personalized phone book or from your phone's call history log. Don't know the phone number for your destination? Simply find and dial it from n?i's extensive points of interest database - including hotels, restaurants, stores, and attractions.