1. Large button and amplified volume design, suitable for the elderly with low vision or hearing problems, incoming call LED indicator.2. The volume can be adjusted for the earpiece, ringtone and speaker (the ringtone can be turned off), it has flashing, pause, mute function, hearing aid compatible function.3. 10 double click speed dial storage capacity, quickly and easily dial emergency calls that need help, last number redial function, desktop landline.4. Work during a power outage, emergency use in the event of a power outage at home, pulse or tone can be switched, ringing high or low adjustable.5. It can be connected to an existing standard telephone jack without a battery, and durable structure and rigid design extend the service life.Item Type: Landline PhoneMaterial: ABSCompatible: For Elderly and Hearing Impaired1 x Base1 x Microphone2 x Connection CablePlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.