BT Home Hub 1020 Handset and Charger. 

Description:

Make low cost broadband calls

You can also now connect the BT Hub Phone and make High Definition Sound

(Hi-dS) Internet calls from around your home and garden too - without the need for a separate base station. You will need to activate BT Broadband Talk to benefit from this service. With BT Broadband Talk, you get a separate number, low National and International call rates, free calling features including 1471 and BT Answer 1571

Only compatible with BT's Home Hub Broadband & VoIP Talk Services.