This 700 series GPO phone was based on the 746 phone introduced in 1967. The 746 was based on the ealier 706 phone released in the UK in 1959.
This reproduction retro phone has all the modern features while still keeping the 1960s design. The dialling is push button. You can turn the receiver volume high and low. You have last number redial and call hold.
This Telephone dials DTMF tone dialling. This means you can use this retro reproduction rotary dial phone for voicemail/call centres etc.