Sony can easily be termed as a market leader in manufacturing electronic products for consumers and professionals for more than 5 decades. Fulfilling their reputation of producing an innovative range of products, they have come up with the Sony NWZ-B172F 2GB MP3 player. With its ultra stylish looks and long list of mind boggling features, this new Sony Walkman MP3 player beats every other competitor in its class by a wide margin. With its tidily placed controls and bright LCD display, this Sony MP3 player is a user-friendly music companion. With its innovative USB-like design, you don't need an additional USB cable to connect this Sony 2GB MP3 player to another device. You can directly plug it into any USB slot for transferring audio between devices. Also, it features Sony's very own 'Zap' feature that lets you preview a short sample of each track. Another notable feature of the Sony Walkman 2GB MP3 player is its ability to play FM radio over a wide range of spectrum and it also boasts a built-in microphone to record voice memos. With its sleek and stylish frame, the Sony Walkman MP3 player black is ultra light weight. The B-series of MP3 players can give you audio playback of about 90 minutes when plugged in a power source for a mere 3 minutes and a playback of about 18 hours when charged completely for 90 minutes. This Sony Walkman MP3 player is shipped with an inbuilt memory of 2GB that lets you store about 440 songs and is compatible with MP3 as well as WMA formats. It lets you always carry your favourite track collection