Sony Ericsson today announced the newest addition to its GreenHeart portfolio, the Sony Ericsson Aspen. Powered by Windows Mobile 6.5.3 OS, this business mobile phone offers a 2.4-inch 240 x 320 touchscreen display, a 3.2MP camera, a full QWERTY keypad, a 4GB memory card in the box, a microSD card slot, Google Maps, email, a media browser, Microsoft Exchange ActiveSync, A-GPS, WiFi, Bluetooth, a 3.5mm headset jack, stereo speakers and provides access to social networking sites such as Facebook, Twitter and Windows Live Messenger