The Sony Ericsson W300i Walkman phone, which supports both MP3 and AAC music files, offers a great sound experience with up to 30 hours of music listening. The user experience is enhanced by direct music keys, shuffle function, as well as an in-built FM radio with RDS and flight mode. Disc2Phone software supplied with the W300i, allows users to easily transfer their favorite CDs and enjoy them anywhere, anytime without missing a call. The W300i also offers an easy way to take and view great snap-shots using the integrated VGA camera. Perfect for enjoyment on the 262K-color screen, full MMS support enables these images to be shared with friends and family
Phone Specifications| Camera | Connectivity | Data | Display | General | Input | Messaging |
| 2.0 MP | Bluetooth | 3g | Color | Alarm | Predictive Text | Email |
| Camera Flash | Internet | EDGE | External Display | Calculator | Side Keys | EMS |
| Video Camera | PC Sync | WAP | | Calendar | | Instant Messenging |
| USB | | | GSM | | MMS |
| | | | MP3 Ringtones | | Text Messaging |
| | | | Picture ID | | |
| | | | Ringer ID | | |
| | | | To-do List | | |
| | | | Vibrate | | |
| | | | Voice Memo | | |
| | | | World Phone | | |
| Multimedia | Operating System | Sound | Storage Card | Technology | Type |
| Music Player | Java Enabled | Proprietary Slot | M2 | GSM Quad-Band | Flip Phone |
| Camera Flash | Internet | Speakerphone | External Display | Calculator | Side Keys |
| Video Camera | PC Sync | Stereo Speaker | | Calendar | |
| USB | Voice-Activated Dialing | | GSM | |