Sonyericsson model

Walkman

W300i
Cell Phone Type:
Camera, Digital Player, FM Radio, Bluetooth, MP3

W880i

Cell phone Type: Camera, Digital Player, MP3
Cell Network Technology: WCDMA, GSM
Wireless Technology: Bluetooth
Weight: 2.5 oz

W580i
Cell Phone Type : Camera, Digital Player, FM Radio, MP3
Cell Network Technology : GSM
Wireless Technology : Bluetooth
Weight : 3.3 oz