The 8400 SOTA is compatible with the following telephones: Definity 7403D, Definity 7405D, Definity 7406D, Definity 7410D, Definity 7406, Definity 8403, Definity 8405, Definity 8410D, Definity 8411D, Definity 8434, Definity 8500 ISDN
- One-touch call answer/end, and voice-activated dialing
Product also known as:
66838-01, SOTA, 8400, 700304058, 65672-01, 8400, SOTA, Avaya, Amplifier