The HD-50JV provides you with 45dB amplification; increasing sound up to 200 times louder. The HD-50JV features voice activated answering, just say "Hello" to answer incoming calls without touching the phone. Ideal for people with mobility impairments. High Definition Sound Technology ensures crystal clear conversation Up to 40 dB of handset amplification “No-touch voice activated answering” on incoming calls Talking keypad & controls “AMPLIFY” key that remembers handset volume setting Four (4) digital tone control settings High performance speakerphone Selectable talking language (English, Francais, & Espanol) Three one-touch memories Ten 2-touch memories Super loud ringer Dual ring flasher (front and side) Hold with indicator Battery back-up option on base One year warranty