Public address system
Digitization network controls servers:light-tougut screen easy to operate
Digital transmission, distortion smaller
The signal to noise ratio is high
Use the local area network movement which uses
Realizes the multi- nets to gather one
Also may use on the internet
Passes on the multichannel sound source
Select or multi- spots select wilfully
Fixed time sound source
Passable microphone inserts the entrance or cd carries on the recording
Edition self-restraint program
Carry on jurisdiction disposition
Supplier: Amplifier, speaker, public address system
