home phones bt synergy 4100 ( quad ) ?

these phones are bt and only need 1 line and the rest just plug into sockets, they need 2 rechargable batteries for each handset, colour black, 250 name phonebook,text messages,handsfree, caller display, sim copy, answer machine, range 300 meters outdoor and 50 meters indoor, call waiting and also has user guide, 01450374866