Connect it to your computer and play realistic air drums using gestures. For details, please refer to the following HP: https://aerodrums.com/ This kit also includes the necessary camera. All items are new and unopened. I was impressed by the demo at a musical instrument fair and bought it on impulse, but I never used it, so I am selling it to organize my equipment. The PC software required for playing can be downloaded from the following link: https://aerodrums.com/installer-ja/ Please check the operating environment of your computer at your own risk. <Quoted from HP>================== AeroDrums is a software for PC that recognizes your movements with a high-speed camera and allows you to play drums without a drum set (air drums). The camera recognizes the sticks with reflective balls and foot markers attached to your feet, reproducing realistic drum playing. You can configure your favorite drum set, play and record with a metronome and sound source. Set Contents - Drum sticks with reflective balls - Spare set of reflective balls - Foot markers - Donut-shaped lamp - Paper sunglasses - Manual * The following are required to use AeroDrums. - Sony PlayStationEye (Camera for PlayStation 3) - Windows® or MAC® computer released after 2010. Compatible with Windows Vista, 7, 8, 10 or Mac OS X 10.6 or later. (Operation confirmed on Mac OS X 10.15, macOS Big Sur.) Required hard disk space: 2GB, USB port (USB2.0 compatible protocol) x 2 - Internet connection environment. (Software download is required. Once downloaded, you can use it without connecting to the internet.) - A flat surface such as a table to set up the camera