Cable Magic, combine the massage and smart phone perfectly together, you only need to plug this cable into your smart phone, and control it with our APP, then you can start to enjoy powerful electronic stimulation programs. 1. Three favorite programs preloaded, Power +/- control and massage program key on the device, independent from Apps. Plug and play out of the box. (Install apps for full features) 2. There have four massage category for user selection: Therapy, Fat combustion, Muscle trai