TENS:The device is intended to be used for the temporary relief of pain associated with sore and aching muscles in the lower back, upper extremities (arms) and lower extremities (legs) due to strain from and/or normal non-commercial household work activities.Programs 01 to 07, and HAN are TENS programs.NMES:The device is intended to be used to stimulate healthy muscles in order to facilitate and improve muscle performance.Programs 08 to 13 are NMES programs.The device should be used for these purposes

GSM HD Combo Transcutaneous Electrical Nerve Stimulation (TENS):The device is intended for the temporary relief of pain associated with sore and aching muscles in the lower back, upper extremities (arms) and lower extremities (legs) due to strain from exercise and/or normal household and work activities.GSM HD Combo Neuromuscular electrical stimulation (NMES):The device is intended to stimulate muscles in order to facilitate and improve muscle performance.