This is the DuoBao 777 PDA phone from China. The 777 has a 3-inch LCD touchscreen display, a 1.3 Megapixel camera (actually the camera is 2 Megapixel).
The 777 supports various media formats such as MP3, MPEG4 and it can play video in full screen. 777 has also Bluetooth, handwriting recognition, video recording.
The 777 runs the ‘Window Mobile” OS (not Windows).