The Clarity D613 cordless Caller ID telephone, featuring Clarity Power technology, improves conversation by making words not only louder, but also clearer and easier to understand. With up to 30 decibels of amplification, the D613 is well featured and ideal for those with a severe hearing loss or low vision. Features: Clarity Power technology for loud and clear conversations Amplifies incoming sounds up to 30 decibels Large high contrast and easy to press buttons Large Caller ID display with large numbers Loud and clear handset speakerphone with intercom between handsets Lightweight and ergonomic handset 30 name and number phonebook with nine (9) memory buttons Five (5) Last Number Redial memory DECT 6.0 technology for crisp, clear, interference-free communication Call Waiting Caller ID Expandable up to five (5) handsets English, French and Spanish menu language support Call Screening, Call Transfer and Mute Call functions Up to six (6) hours talk time per charge Hearing Aid and T-Coil compatible with TIA-1083 Compliance One (1) year manufacturer limited warranty