HP iPAQ 4150 Pocket PC 400 MHz Intel Xscale processor with Microsoft Windows Mobile 2003 Integrated wireless capabilities with Bluetooth technology and WiFi (WLAN 802.11b) 3.5" transflective TFT screen technology Pocket versions of familiar applications like Microsoft Outlook , Word and Excel What's in the box: hp iPAQ Pocket PC h4150 unit, USB desktop cradle/charger, AC adapter, slip cover, stylus, battery