GE 29115AE1 Features: Expandable up to 4 handsets See and hear, loud and clear! Digitally enhanced cordless technology, or DECT, features a dedicated bandwidth that avoids interference from the electronics found around your home for interference free communication and encrypted security Caller ID, call waiting caller ID Amplified volume up to 40dB (amplifies the volume of the call) Amplified handset speakerphone allows for amplified hands-free communication Amplified ringer up to 95dB allows for extra loud notification of incoming calls One-touch tone control allows for the user to adjust the frequency of the tone for their specific hearing loss needs Extra large backlit LCD with enlarged numbers large display and enlarged numbers improve readability Large backlit keypad easier to dial numbers in day or night Enhanced visual ringer on handset and base large visual notification of incoming calls Amplified headset jack allows for amplification even when using a headset Vibrating handset allows for user to be notified of incoming calls via the vibrating handset Audible preview dialing allows the user to hear the number as they dial Large comfort earseal better fit to reduce background noise Hearing aid compatible Big buttons that are easy to see Battery backup with status indicator Do not disturb Large comfort earseal better fit to reduce background noise Digital answering system Message playback speed control allows for user to slow down the speed of the message by 50% for improved clarity Silver Accessory handset: GE-29110AE1 *** DISCONTINUED ***