VOIP phone adapter and this item enabled use of analogue handsets over our internet connection.

It works well and was very straight forward to configure given the instructions provided by the VOIP provider, Vonage.

Has a BT type connector to connect to your old handset and a CAT 3 or 5 (?) cable to connect to router.

Power lead (UK plug)

Cables

Original box.

Instructions on Internet/Vonage sites.