The Beurer EM49 Digital TENS & EMS Therapy Device offers effective pain relief and muscle training with 2 independently adjustable channels, 15 TENS programs, and 35 EMS programs for personalized therapy. The "Doctor’s Function" saves and recalls your preferred settings, ensuring a seamless, customized experience every time. With the on-screen electrode position guide and 4 self-adhesive electrodes, it provides precise, targeted relief and muscle stimulation for fast, effective results at home.