Actually, you can't even compare Integra to J50.Integra is a much much more.If you get Integra and Kronos you will never run out of sounds for life.
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MIKIMIKI

TYROS 5,BEHRINGER X32PRODUCER,YAMAHA DSR112,JBL PRX618s XLF,EV ZLX12p,SENNHEISER E945,....ETC