Have you ever wondered the possibilities of blocking nuisance calls? Thanks to the Advanced Dect Phone by BT, you now have full control over what calls you would like to prevent or answer. The Advanced Twin Dect Phone model is guaranteed to block 100% of all calls you wish to avoid, of up to 1,000 specific numbers. The features included in the Advanced Phone does not full short from great. It is user-friendly, no-hassle free set up and outstanding sound quality to ensure all calls are efficient. The Advanced Phone has a display which allows you to see and hear if another call is waiting. The Advanced Twin comes with one base station that holds two handsets, for all users to easily connect, charge and use. The phones are delivered with the UK line cord. For Ireland, please buy an adapter 7180641.