BT4504-bt telephones

Call waiting: 20 Calls list
Handsfree
3 way conferencing
255 name & number directory
Predictive Text, 50 message capacity
SIM Card reader/writer (1.8v & 3v only)
4 line blue backlit display
Poly-phonic ringtones
Digital sound quality
Switch-board compatible
ANSWERPHONE: 12 min recording time
2 pre-recorded message: Answer & record & Answer only
Message counter
Comes with 3 extra handsets
NOT WALL MOUNTABLE