BT Graphite 1100 single cordless home phone, part of BT “energy efficient phones” ?

BT Graphite 1100 has a number of features such as Call Waiting (BT Line) Digital handsfree speakerphone 10 Last number redial Secrecy Mute facility Alarm setting 5 handset / 5 base ringer melodies Base and handset ringer volume control Earpiece volume control Keypad lock Handset power on/off Auto talk feature (pick up) Range of up to 300 metres outdoors and 50 metres indoors Out of range/battery low warnings Intercom & call transfer between handsets.ir interested call me on 07723001189 Features: Call Waiting(1) 10 Last number redial Secrecy facility Alarm setting 5 handset and 5 base ringer melodies Base and handset ringer volume control Earpiece volume control Keypad lock Handset power on/off Up to 10 hours talktime and 100 hours standby time(2) Range of up to 300 metres outdoors and 50 metres indoors(3))