Enhanced Phone Book One entry in your Internal Phone Book can have up to four phone numbers, each with an assigned icon. Store hundreds of phone numbers for easy access on the go. If stored in your Phone Book, you'll see the name, too. Voicemail One-touch access to voicemail messages. Headset Jack Allows easy, direct plug-in of headset accessories.
Messages Receive numeric and text messages in areas that offer messaging services.
The phone goes into this mode automatically to preserve battery life when not in a service area. Enhanced Call Log Recalls most recent outgoing, and incoming numbers, including missed calls.