| Description:1Large button and amplified volume design, suitable for the elderly with low vision or hearing problems, incoming call LED indicator. 2The volume can be adjusted for the earpiece, ringtone and speaker (the ringtone can be turned off), it has flashing, pause, mute function, hearing aid compale function. 310 double click speed dial storage capacity, quickly and easily dial emergency calls that need help, last number redial function, desktop landline. 4Work 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. 5It can be connected to an existing standard telephone jack without a battery, and durable … | |