Roland SPD-1P Spd::One Pad - Percussion Sounds and User Sample ImportLight, compact digital percussion pad that can be played with drumsticks, hands, or feet 22 onboard sounds, including genuine drum and percussion sounds Import your own WAV data via USB to one of the 12 sound banks Edit and control your sounds easily with just four knobs Powered by batteries (4 x AA) or AC adaptor Main output (mono) and headphones output (stereo) for monitoring USB MIDI support enables use as a pad controller for music software Can be