The Sony C6903 Xperia Z1 is a smartphone with a 5.0-inch display and 16GB of internal storage. It features a 20.7 MP camera, Snapdragon 800 processor, and 2GB of RAM. The device supports 4G LTE, Wi-Fi, and Bluetooth connectivity. It is water and dust resistant (IP55/IP58), providing extra protection. The smartphone runs on the Android operating system, offering a wide range of apps and functionalities.