Had an impulse buy, set it UP and never used. It's literally like brand new.The Simmons SD600 mesh head kit is ideal for players who crave an acoustic sound/feel and best-in-class features with simple, wireless connection to apps and computers. The SD600 sound module features acoustic drum sounds as well as electronics and percussion. Its built-in Bluetooth MIDI allows the SD600 sound module to connect to computers, smartphones and tablets. Dual-zone toms can be mapped to extra percussion or cymbal sounds, and the 12” ride cymbal provides a large target for deep groove