?Drum Kits:127(Factory:80, Blank:47)?Drum Sounds:529 ?Bass Programs:24 ?Rhythm Patterns:511(Factory:210, Blank:301)?Songs:100 ?Maximum Notes:32,000 ?Polyphony:18 ?Resolution:96PPQN ?Tempo:40-250BPM ?Sampling Frequency:44.1kHz ?D/A Conversion:24bit 8times over-sampling ?Drum Pads:13(touch sensitive, self lighted)?MIDI:IN ?Control Input:Foot Switch ?Display:128 segment custom LCD(with backlight)?Line Input:1/4" stereo phone jack(Input impedance:10kO, Rated input level:-10dBm)?Line Output(L/MONO, R):2 x1/4" phone jack(Output Impedance:1kO or less, Rated output level:-10dBm)?Headphone Output:1/8" stereo phone jack, 50mW into 32O load ?Power Requirements:AA size(LR6)battery x 4 or AC adaptor DC9V/300mA / Center minus type (AD-0006 recommended) ?Battery Life:Approx. 8 hours(with alkaline batteries)?Dimensions:217.9(W) x 182.6(D) x 35.5(H)mm ?Weight:680g(without batteries)?Optional Accessories:FS01(Foot switch)