The Sony Ericsson P1 is a 3G Smartphone which provides it's user with full office applications on their mobile handset. The user can view & edit documents on the move & have their business with them at all time. The P1 comes in a silver & black coloured casing which weighs a total of 124 grams which is a good weight for a 3G Smartphone with high capabilities. The handset is slim & easy to operate with an overall size of 17mm deep by 55mm wide & 106mm long. The Smartphone comes with an impressive large touchscreen which comes complete with a stylus. The stylus fits neatly into the side of the phones casing which is ready & waiting to be used. The user can navigate their way through menus easily by touching icons & menu options on the screen. The screen displays up to 262,000 colours on a high resolution screen. The keypad is neat & compact which is positioned below the large colour touchscreen. The phone comes with Symbian™ operating system which is an operating system designed for mobile devices. The P1 comes with a handwriting recognition feature which allows the user to simply us the stylus to write a character & the handwriting recognition feature will transform it to the appropriate character from a keyboard. The 3G Smartphone comes with document readers & editors which allows the user to use their mobile device like a mobile office. The Sony Ericsson P1 is in hot competition with other 3G Smartphone which include the Nokia N95, Samsung i600 & the Apple iPhone.