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Roland Protech DC40 Digital Echo Machine For Live Sound Unboxing and Testing Best for Live Sound - YouTube
ROLAND DC 40 ( 4 MIC ECHO WITH DELAY) | ROLAND Dc 40 ( 4 MIC ECHO WITH DELAY ) Delay :- A 450 mili seconds B 1200 mili seconds C 2000 mili seconds FOR... | By HAMID ECHO SOUND KRAFT | Facebook
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