FIELD: telephony; portable digital telephone sets incorporating loudspeaker set. SUBSTANCE: method involves handset checkup for its setting in loudspeaker communication mode in which it is placed on switch hook thereby affording communication with loudspeaker communication equipment; comparison of speech record input number for handset with speech record input number for loudspeaker communication equipment to find difference in input numbers between them in case handset is in loudspeaker communication mode; execution of speech identification procedure in case difference in input numbers is in essence zero; recording of speech input for loudspeaker communication set in response to user's acknowledgement in case difference in input numbers is higher or lower than zero. EFFECT: provision for joint input of speech records in handset and in loudspeaker communication set. 17 cl, 4 dwg
