24-bit,48kHz sampling rate,∑-△ AD / DA convertor,32 bits DSP chip.
    Input processing includes Gain, Mute, 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 includes crossover , 5 parameter EQ,Gain, Mute, compressor/Limiter, Phase, Delay and so on 
    Every input and output can do matrix assign flexibly 
    Adjustable PEQ frequency, Gain and bandwidth; we can choose style: PEAK、H-SHELVE、L-SHELVE 
    We can choose the style of all High-cut , Low-cut filter and Distributor unit: Butterworth、Linkwitz-Riley、Bessel;Choice slope is from -6dB/Oct to -48dB/Oct 
    Adjustable compressor / limiter threshold, ratio, attached time and release time 
    Adjustable threshold, attached time, release time of all noise gate 
    All delay module's delay time can reach over 682ms 
    Parameter setting of every channel can copy freely 
    Interput signal tester,output can choose pink noise,white noise , 20Hz-20kHz adjustable sine wave and adjustable signal range 
    2×20   word   LCD ,  light  and  key-press  incorporate design, unique one key-press process method, bring the users with convenient and rapid operating 
    32 user preset; status and every preset can save and adjust separately, with code protecting function 
    With PC , we can do remote control by USB and RS232 connector 
    256 units linkable by RS485, and do remote link controlling by center-control equipment