... , Noise gate, high-cut, low-cut, 8 parameter EQ, Phase, Delay and so on (PRO-480 without Hi-cut Low-cut And PEQ) Output processing ... ,L-SHELVE We can choose the style of all High-cut , Low-cut filter and Distributor unit: Butterworth,Linkwitz-Riley,Bessel;Choice ... can save and adjust separately, with code protecting function With PC , we can do remote control by USB and RS232 connector ...