The Sony Ericsson W850i is the first Walkman phone to have a slide opening mechanism. Infact, this is Sony Ericsson's first take at slider phones – an area where its competitors have innumerable models. The company's designers passed the test with flying colours with their 'hidden sliding mechanism' becoming the first company to do so. Two variants of this Walkman phones are available – a Golden White version with a real gold Walkman logo and a Precious Black for a more sober look.

Being a Walkman phone, the Sony Ericsson W850i wields immense multimedia power. The handset is equipped with an upgraded Walkman Media player v2.0. Apart from the basic user interface changes, the upgraded software features many new and interesting applications. Track ID is one of such tools through which you can get to know about all relevant information about a song by send a few seconds of its recording. Multiple format support, play-list support, equalizer, True Bass – these are hallmarks of a Walkman player that remained unchanged in the Sony Ericsson W850i. With such evolved music playing capabilities, the handset's built in memory of 16 Mb is next to nothing. Therefore, an external memory card supplied with a standard kit.

The Sony Ericsson W850i is a 3G phone, capable of making and receiving video calls across UMTS networks. In optimum 3G condition, the Sony Ericsson W850i can achieve data transfer speed of up to 384 kbps. even in non 3G networks, the Sony Ericsson W850i can give you decent data speed through GPRS. Local transfer of files and synchronization of information via Bluetooth, Infrared and USB is easy and lightning fast. This dual camera phone has a 2.0 megapixel digital camera for primary imaging and a secondary VGA camera for video calls.

Talk, text, mail, surf the web, shoot pictures and videos, play Java games and most importantly, listen to music. After all thats what the Sony Ericsson W850i was primarily meant for.