Features NWZ-B152

New design jog dial - Large jog dial makes controlling your playlist easy, whether you're out at the park or on the street
Bass Boost - Shortcut key gives you thumping low-end sounds and full, natural tones, even at low volumes
Portable - Lightweight, compact and easy to carry, you can take the B Series Walkman® everywhere you go
Built-in Equaliser - Set your desired sound mode according to music genre, with 4 presets and 1 custom setting
ZAPPIN™ - One touch 'ZAP' button searches your music library for the perfect song, with easy access to Play mode and ZAPPIN™ range via shortcut keys
Quick Charge - Plug in your Walkman® for 3 minutes and get 90 minutes playback. A full charge gives you up to 18 hours listening time
Compact design - Perfect for even the smallest pocket, weighing a tiny 28 grams and just under 10cm long
2GB memory - Ideal for an active lifestyle, stores approximately 500 tracks (35 to 45 albums) thanks to a built-in memory
Direct USB - Easy, direct transfer of all your MP3 music via Windows Media™ Player 11 or by simple Drag and Drop from any PC
Direct recording and playback - From your Walkman® MP3 player to a Mini or Micro Hi-Fi (with both USB Mass Storage Management Function and Ripping and/or Up-Streaming Function)
Power Illuminator - 4x red LEDs flash with the rhythm of the music when you're in BASS enhanced mode, connected via USB or recording
Stylish design - Four attractive colour options to choose from