Microsoft announced officially Windows Phone 7 last week and we saw with this occasion some of their features. Now is time to discover first WP 7 devices and HTC is the first producer to come with five different models. Each one of this has special options and target different kind of users. The winning names are: HD7, 7 Trophy, 7 Surround, 7 Pro and 7 Mozart. Each one of this phone suite comes with a 1Ghz processor and at least 448 Mb of RAM, so expect nothing more than speed from Windows Phone 7 devices. Other similarities are: GPS, Wi-Fi 802.11 b/g/n, Bluetooth 2.1, 3G, GPRS, EDGE, 3.5 mm jack, miniUSB port and the sensors(G-Sensor, Digital compass, Proximity sensor, Ambient light sensor).