Support GSM 850 / 900 / 1800 / 1900 MHz. Equipped with 3.2 inch handwritten & touch screen and 1.3 MP camera, this smart touch screen cell phone supports WIFI, GPS, GPRS / WAP and windows mobile operation system 6.1. The office mobile includes Excel, One Note, PPT and Word, which supplies an easy way for managing profiles without a computer. Other functions include E-book, Bluetooth, FM radio, games and so on. Bluetooth function can only support the master SIM card calls but not the slave SIM card. Without switching the phone off, it allows you to use 2 different SIM cards to standby, but only one call can be received each time. The N97C quad band cell phone is the phone for busy multi-tasking professionals. Its Bluetooth feature allows the user to use a hands-free set while performing other tasks. Another feature of these great dual SIM touch screen cell phone is its Bluetooth capability. Bluetooth allows the Bluetooth cell phone to communicate without devices, such as hands free head