44,1 kHz sampling frequency, 3 effects simultanious, balanced XLR output, pre/post (switch selectable), dimensions whd: 234 x 54 x 170 mm, ground lift (switch selectable), 10 patches at 10 banks, control input for optional FP02/FS01, stereo output, 20Hz - 20 kHz frequency range, included Steinberg Sequel LE software, 128times over-sampling, 24 bit A/D and D/A conversion, headphone out, supported OS: Windows XP / Vista / 7, USB audio interface (16bit/44,1 kHz), 111 effect types, Mac OS X v10.4 / 10.5 / 10.6 / 10.7 (USB powered), incl power supply (or power by optional 4 x AA/LR6 batteries for app. 6 hours use), LCD Display, weight: 1,2 kg