HTC HD 7 runs in Windows 7 operating system, dual quad band GSM, wifi and bluetooth technology. With 4.3 inch screen size of having large display LCD touch screen, dual led flash, 8GB built in storage, A-GPS receiver, stereo FM with RDS.

Features of HTC HD7

Screen 4.3 inches, 16M capacitive LCD touchscreen
Data 3G HSDPA
OS Windows phone 7
CPU 1GHz Snapdragon, 576 MB RAM
Camera 5 mega pixel, auto focus with dual LED flash, geo tagging
Video 720p video recording @ 25fps
Memory 8GB built in
Connectivity Bluetooth, wifi, micro USB port, 3.5mm audio jack
Others Accelerometer for screen rotation, built A-GPS receiver, stereo FM with RDS, voice to text functionality, office document editor, facebook integration and cloud services, great audio quality