* Effect Types: 54* Effect Modules: 8* Patch Memory: User 40 + Preset 40, Total 80* Sampling Frequency: 96kHz* A/D Conversion: 24-bit, 128 times over-sampling* D/A Conversion: 24-bit, 128 times over-sampling* Signal Processing: 32bit* Frequency Response: 20Hz-40kHz +1.0dB/-4.0dB (with 10kohm load)* Display: 2 digit 7 segment LED* Input: 1/4" phone jack (Rated input level: -20dBm, Input impedance : 470kohm)* Output(Line / headphones combined): 1/4" stereo phone jack(Maximum output level : [LINE]+3dBm, output load impedance 10kohm or higher / [headphones]20mW + 20mW, into 32 ohms load)* Control Input: Expression pedal, Foot switch* Power Requirements: AA size(LR6) battery x 4(Optional), or AC adaptor DC9V/300mA / Center minus type(Optional, AD-0006 recommended)* Battery Life: 12 hours(with alkaline batteries)* Dimensions: 155(D) x 136(W) x 52(H) mm* Weight: 350g(without batteries)* Optional Accessories: FP02(Expression pedal), FS01(Foot switch), AD-0006D(AC adaptor)