2CH IFT / EMS ELECTROTHERAPY The J-289D combines TENS and EMS therapy in a single, sleek device. J-289D Unit is a portable electrotherapy device featuring TENS, EMS therapeutic modes which are used for pain relief and electrical muscle stimulation. It is innovative, featuring widely applicable functions for various wellnesses improving purposes: relieving pain, maintaining physical fitness, revitalizing muscle, and alleviating fatigue. Its diverse built programs can conveniently match your individuals, specific needs. Technical Specifications: 2 Channel, 4 electrodes 4000 Hz Carrier Frequency Selectable Sweep or Shift 1 to 400 Hz Output Voltage : 0 30V Peak-to-Peak 7 Preset Programs One fully Customizable Program Large LCD Display Patient Compliance Timer Metal Belt Clip Save last treatment parameters