The Ashly Protea 4.8SP 4-Input, 8-Output Digital Speaker Processor delivers enhanced DSP processing, superb audio quality and flexible control features for professional sound reinforcement in touring, venue installations, nightclubs, large theater sound systems and more.The Protea 4.8SP features 24-Bit A/D converters and an array of DSP functions that include crossover, time delay features, compression, limiting, feedback control features and much more.An intuitive back-lit LCD display helps navigate through the its extensive feature set and is also easy to see in dimly lit venues. The 4.8SP will store up to 30 total presets. A preset file takes a "snapshot" of all current settings and stores complete control data for all channels and all audio functions.One Rack Space                                        Four Inputs - Eight OutputsExtremely Intuitive User InterfaceCrossover, EQ, Delay and Limiter FunctionsOutputs Assignable to Any InputSuperior Sonic QualityFront Panel Or PC Programming and ControlUSB and RS-232 InterfaceThird Party Control FriendlyXLR Audio ConnectionsBalanced Inputs and OutputsParametric Filters and Comp/Limiter to Control Feedback ProblemsLinkwitz-Riley, Bessel and Butterworth Filters12, 18, 24 and 48dB/Octave SlopesParametric EQ: 1/64th to 4 Octave Range682ms Input and Output DelayLimiter on Each OutputIndividual Input and Output MeteringFour Levels of Security