- Vehicles or other motorized autos employing a LoJack system or other anti-theft methods which will broadcast a radio frequency (RF) sign. The high energy fields produced by these units may possibly interfere Using the operation of the Handheld remote control and its power to Command stimulation. Physiotherapists, may help https://www.theorthopaedicandpainpractice.com/chronic-neck-and-shoulder-pain-relief-strategies-to-reduce-discomfort/