Public address systems are responsible for distributing the music program through the speakers. The music sources are the same as those used in home or professional sound systems. Because these devices are intensively used, their robustness and lack of maintenance are valued primarily. Therefore, compact disc players are increasingly giving way to USB audio controllers or hard drive audio recorders.
TRADITIONAL EQUIPMENT
Cassette player (completely obsolete)
AM/FM radio tuner
Single or multi-CD player
CURRENT EQUIPMENT
Multi-format CD/DVD/CD, CD-R/RW, DVD-Video, DVD-R/+R/-, RW/+RW/DL, SVCD, VCD, DivX, MP3, WMV, WMA, JPEG player...
Digital audio controller – MP3 player with USB connector
Audio recorder with hard drive
OTHERS
Background music: various music channels via the telephone network.
Music over the Internet: download music to your hard drive and manage styles, schedules, durations, etc.
