The BT Duet 20 has a range of features including Call Waiting option, call indicator light, redial and secrecy buttons. It is also wall mountable and an ideal small gondola phone at an affordable price.

Top Features:

• Call waiting button

• Last number redial

• Secrecy button
• Ringer Hi/Low
• Hearing aid compatible - Inductive Coupler
• Desk & Wall mountable

Where described as VoIP compatible, this applies when used with the appropriate VoIP service such as BT's Broadband Talk service and hardware such as the BT Home Hub - it is not a standalone voip phone