Synchrosonic U/50 The Versatile Synchrosonic U/50 Provides Therapeutic Ultrasound Which May Be Applied Separately Or Which May Be Combined With Electrical Stimulation Simultaneously Through The Ultrasound Transducer Using An External Electrical Stimulator The Cable Fault Alarm System Is An Added Feature Of The U/50 This System Will Detect Improper Transducer Cable Connection And/or Transducer Cable Damage If Such Detection Is Made An Audible Signal Will Alert The Practitioner Delivers Up To 20 Watts Variable Or Non-interrupted Power U50 - For Use With Combination Therapy