BT XD1500 DECT Cordless Telephone Triple set with Answer Phone is £49.99 delivered from Dixons.co.uk
Edit: Price reduced to £39.99 + 99p p&p. Thanks to PAUL767 for the price update !!
Go through Quidco for 2.5% cashback. Also available from Currys for the same price after using code PRICE10 or EMAIL10.
Features : Blue backlit display | Supplied with 3 Handsets | 50 Name & Number Phonebook | 10 hours Battery Talktime | 200 hours Battery Standby | 18 Minute Record Time | Caller ID Compatible | Up to 300m Range | GAP compatible