17Copyright2003 Nokia. All rights reserved.Overview of the functions in the phoneThe Nokia 6610 phone provides many functions which are practical for daily use,such as Calendar, Clock, Alarm clock, Calculator, and many more. Also a range ofNokia Xpress-on TM colour covers is available for your phone. To change the covers,see Changing the covers on page 34.■ Multimedia messaging service (MMS)The phone is able to send multimedia messages composed of text and a picture,and to receive messages containing text, a picture and sound. You can save thepictures and ringing tones for personalising your phone. See Multimedia messageson page 68.■ Polyphonic sound (MIDI)Polyphonic sound consists of several sound components played at the same timelike a real melody through a speaker. Polyphonic sounds are used in ringing tonesand message alert tones. Your phone has sound components from over 40instruments that can be used for polyphonic sounds but the phone can play fourinstruments simultaneously. The phone supports Scalable Polyphonic MIDI (SP-MIDI) format.You can receive polyphonic ringing tones via multimedia service, see Reading andreplying to a multimedia message on page 71, or download them via the gallerymenu, see Gallery (Menu 7) on page 98 or via PC suite, see PC Suite on page 128.