Unleashing Pleasure with ElectraStim AXIS High-spec dual channel electro stimulator- use up to 4 accessories at once 99 Intensity Levels- will power even the largest of toys! 7 Play modes- choose from Wave, Pulse, Flick, Tilt, Proximity, Microphone or Line-In 40+ pre-programmed patterns - wide variety of Wave/Pulse patterns built in Proximit