Fed up with sales calls interrupting you at home the uks number one phone brand brings you the new bt4600 a cordless big button phone with integrated answer machine and call control functionality that blocks nuisance or unwanted calls its call management feature puts you back in control by enabling you to choose the calls you want to take and those you want to block you can also free up your hands using the hands free speaker and easily copy contacts across all handsets the bt4600 comes