You'll need a few things before getting started.
Arduino Nano (Link)
5v 2amp USB Charger (Link)
Micro USB Cable (Link)
Serial MP3 Player (For High Quality Audio) (Link)
1 Gb Micro SD Card ( To Store your High Quality Audio) (Link)
Motion Detector (Link)
Mat Switch (Link)
NOTE: All Links are suggested sources to find the necessary products; You can find them on other sites like Ebay.com for competitive pricing.
Upload the Firmware & change the settings to your specs. The next procedure is setting up the firmware and controller properties.
The software was recently released by a wonderful asset to the haunt community at ButtonBanger.com without their work this project wouldn't be in existence. I reccomend anyone who's benefited from this open source project to go donate to help support future projects!