Sony Ericsson W518 W518a has a 1,000-contact phone book with room in each entry for seven phone numbers, an e-mail, Web address, job title and company name, two street addresses, a birthday, and notes. You can save callers to groups and you can pair them with a photo and one of 19 ringtones. Besides polyphonic melodies, you also can save MP3s as ringtones and use videos as ringtones. Just keep in mind that the video or photos won't show on the external display. You can save an additional 250 names to the SIM card.Basic features include a vibrate mode, text and multimedia messaging, a calendar, an alarm clock, a speakerphone, a task list, a notepad, a timer, a stopwatch, a calculator, a unit converter, a tip calculator, and a world clock. Higher maintenance users can access a file manager, a voice recorder, voice commands and dialing, PC syncing, USB mass storage, integrated GPS with AT&T Navigator, Web-based POP3 e-mail, instant messaging, a password saver for storing sensitive information, and full Bluetooth with a stereo profile. You also can use the Bluetooth feature as a remote control for other Bluetooth-equipped devices.