The microprocessor controlled Quattro 2.5 is a professional four-channel electrotherapy device that provides IF 4-Pole, IF 2-Pole, Russian, EMS and TENS waveforms with two separate timers. The portable design lets you take it to your patient or keep it at the clinic. Its easy to use and up and running within minutes. The Quattro 2.5 has an advanced operating system that ensures a complete range of therapy no matter where you use it. Two separate timers to treat two areas/patients at once or one larger area STIM indicator light for precise intensity control Four channels of electrical stimulation output Large easy-to-read graphical LCD display with exact dial performance and programmable timer Waveforms include TENS, EMS, 2-Pole Interferential, 4-Pole Interferential and Russian 10 presets per waveform totaling 50 presets (plus professional mode) Preset protocols as well as customized user defined protocols Designed for tabletop, therapy cart or mobile use Includes eight sets of electrodes, eight sets of rubber electrodes with sponges, four elastic straps, four sets of lead wires, two connector cables, power cord and user manual with preset protocol guide Product dimensions: 10.5" (W) x 15" (L) x 8" (H) Product weight: 6.7 lb Two year warranty