The Roland SPD:ONE ELECTRO Trigger Pad is a compact versatile percussion pad boasting 22 iconic on-board sounds inspired by Electro beats from the late 80s. The SPD:ONE Electro Trigger Pad is not only ideal for triggering electro style sounds but you can also import your own WAV data via the USB connection. You can edit and control your sounds on the fly using the four knobs on the top panel. The velocity-sensitive pad can be played using drumsticks hands or even your feet for a truly versatile playing experience. The unit itself is powered by 4 x AA batteries or an AC adapter and can be mounted to drum hardware and music stands.