Theta is a 4 channel stimulator developed to treat both standard (pain, NMES) and specific protocols in rehabilitation especially when triggered or co-contractions are requested. Neurology (spasticity, hemiplegic foot, agonist-antagonist) or specific pathologies like post ACL ligamentoplasty are protocols provided by the unit. Full programme configuration. Channels: 4 independent and individually adjustable Pulse shape: constant rectangular current with pulse compensation Max. pulse intensity: 120 mA Pulse width: 30 to 400 us Pulse frequency: 1-150 Hz