The XPD 12 is one of the most popular units in the Hidow lineup. Having 12 different modes of sensation, it not only offers dual output channels, but also dual intensities. This means that when treating different areas of the body, the intensity can be controlled separately. We recommend the XPD 12 if you experience pain in two areas of your body and will be treating them simultaneously (e.g. neck and lower back at the same time). The package includes: