UAE operator Du has introduced the BlackBerry 9720 smartphone with a month of free Social BlackBerry service for prepaid customers. The BlackBerry 9720 targets entry-level smartphone users and provides a range of social networking apps with a 2.8-inch touchscreen and keypad. It will be available from Du shops on 24 August for AED 799. Prepaid customers who buy the smartphone before 21 September will enjoy 30 days of Social BlackBerry service free. After 30 days, customers can continue to use the service for AED 1.5 per day.