The BlackBerry Z3 is a fullsized touchscreen cellphone that features BlackBerry OS 10 and full 4G LTE capability. Its 16 GB internal memory is expandable via microSD card up to 64 GB. Other notable features include the Z3's powerful 2880 mAh battery, Bluetooth and Wi-Fi support, and 5-inch super AMOLED touchscreen. The BlackBery Z3 has an 8 MP rear camera with autofocus, flash, and 4x digital zoom, as well as a 2 MP front-facing camera.
BBM - Blackberry Messenger feature is a proprietary Internet-based instant messenger application included on BlackBerry devices that allows free text messaging between BlackBerry users. BlackBerry devices have a separate BBM key to access BBM quickly.