Nuisance Call Block*1 with Dedicated Call Block Button - This feature allows you to input and block phone number prefixes to stop all nuisance calls with matching prefixes such as from telemarketers and prefixes of freephone numbers. A dedicated call block button allows you to easily and reliably register a phone number to your block list by simply pressing it when the phone is ringing or during a nuisance call Answering System*2 - The answering machine records messages up to 18 minutes long, so even if you are out for a day you never miss an important message. You can also remotely check your messages while you are away. Speakerphone Allows Comfortable Hands-Free Talking - The hands-free function makes long calls more comfortable, and lets you take notes or do the housework while talking on the phone. Easy-to-Read Illuminated Dot-Matrix Display - The full dot-matrix display is capable of displaying clear letters and numbers, making it highly legible. It also shows you all the required information, according to the situation. The backlighting ensures legibility even in dim lighting. Advanced Alarm Clock - Features an alarm clock with snooze function. Use as a one-time reminder, use the Daily setting to help you wake up, or use the repeat function to set the day of the week and remind yourself of important weekly events.