Sony updates their E-Series thumb stick style portable digital audio players with the introduction of the NW-E016, NW-E015 and NW-E013.

The new Sony E-Series Walkman feature a 3 line color LCD display, Sony's Clear Stereo and Clear Bass audio processing, 5 band equalizer, 30 hour battery life, 13.5mm EX headphones and ATRAC, MP3 and WMA audio file support.
The measurement of the new Walkman sticks are 83.1× height 22.8× depth 14.2mm and the weight is 29g.
The Sony NW-E016 comes with 4GB storage in black, violet and pink color options. Price: 20,000 Yen ~$167.
The 2GB NW-E015 (14,000 Yen ~$117) and the 1GB NW-E013 (11,000 Yen ~$92) are available in black, violet, pink, blue and gold.
More details about the new Sony Walkman is available in this Sony press-release (Japanese). Shop for Sony E-Series Walkman.