Effect Types:47 Effect Modules:8 Maximum Simultaneous Effects:8 Patch Memory:User 40+Preset 40, Total 80 Sampling Frequency:96kHz ? A/D Conversion:24bit, 64times over-sampling D/A Conversion:24bit, 128times over-sampling Input:1/4" phone jack(Rated input level:-20dBm, Input impedance:1MO) Output(Line/headphones combined):1/4" stereo phone jack(Maximum output level:+5dBm, Output load impedance:10kO or higher) Control Input:Expression pedal, Foot switch Display:2digit 7segment LED display, Parameter LED Power Requirements:AA size(LR6)battery x 4(Optional), or AC adaptor DC9V/300mA/Center minus type(Optional, AD-0006 recommended) Battery Life:7.5hours(with alkaline batteries) Dimensions:156(W) x 162(D) x 65(H)mm Weight:700g(without batteries) Optional Accessories:FP02(Expression pedal), FS01(Foot switch), AD-0006(AC adaptor), AA size batteries