Twin Stim 2nd Edition - TENS/EMS

The TWIN STIM Digital is a combination of TENS and EMS intended for use of pain relief, muscle reeducation, increasing local blood circulation and maintaining range of motion. It features 5 TENS modes and 2 EMS modes. The pulse width, pulse rate, ramp time, on time, off time and timer are fully adjustable. Features a flip top cap over the amplitude adjustment knobs to prevent unintended changes.

TWIN STIM Digital Operating Modes (5 TENS, 2 EMS):

  • Burst: rate adjustable 0.5- 5Hz, width adjustable 50- 300ms., freq. fixed at 100Hz.
  • Normal: Pulse rate and width are fully adjustable
  • Modulation: pulse rate and pulse width are modulated in a cyclic pattern
  • SD1: Strength-Duration-1 modulation varies the intensity and pulse width by 40% each
  • SD2: Strength-Duration-2 modulation varies the intensity and pulse with by 70% each
  • Synchronous: stimulation on both channels happens simultaneously
  • Alternating: the stimulation on CH2 will occur after the 1st contraction of CH1 is completed


  • 5 TENS modes, 2 EMS modes
  • Large LCD reading
  • Easy-to-use press button controls
  • Simple directions for use inside the cover
  • Patient compliance meter up to 999 hours
  • Storage of the last used settings
  • Easy-to-open swing cover
  • Unbreakable, stainless steel belt clip
  • Treatment time countdown
  • Low battery indicator
  • Comes in a hard-sided, protective, plastic case
  • Utilizes standard lead wires and pigtail-style electrodes
  • Includes two lead wires, one pack (4) electrodes, manual and 9-volt battery

Technical Specifications

  • Channels: Dual, isolated between channels
  • Amplitude: 0- 100mA
  • Pulse Rate: Adjustable from 2 to 150Hz, in 1Hz steps
  • Pulse Width: Adjustable from 50 to 300 microsec. in 10ms steps
  • Ramp Time: Adjustable 1-8 secs. in 1 sec steps
  • On Time: Adjustable 2-90 secs. in 1 sec steps
  • Off Time: Adjustable 0-90 secs. in 1 sec steps
  • Timer: 1 to 60 mins (1 min. steps) or Continuous
  • Wave form: Asymmetrical bi-phasic square pulse