The 1 channel Interferential Electrotherpay device and 1 channel ultrasound feature a variety of waveforms with individual modifications. These are shaped for maximum user friendliness and so they can be comfortably applied for therapeutic use. You can select from a range of preset protocols, which were inspired by years of medical research. The ultrasound system comes with a variety of frequences and allows the patient visual contact control of the device. The timer and other parameters are visible on the display. The pre-programmed protocols are defined by the requirements of the user. This machine boasts a compact design that makes moving it easy. The device runs on a rechargeable battery that comes built in. The ultrasound comes at a frquency of 1 MHz and 3 MHz. You can connect two ultrasound heads at one time. An accessory maintenance check can identify accessories.