Advanced four channel electrotherapy system equipped with a color touch screen menu-driven interface that intuitively groups and displays comprehensive clinical protocols. Clinicians can choose to use preset clinical protocols or customize their own. Multi-patient function provides the ability to treat up to four patients at once. A favorites feature stores up to 99 user-defined protocols for future use. Comes complete with: EX4 Device, Lead Wire Kit, Power Cord, Patient Kill Switch, Axelgaard Electrodes (2" square 2x3.5 rectangle-2pks of 4 ea), Axelgaard Dispersive Electrode (3" x 5" rectangle-1pk of 2), Rubber Electrodes (2.5" x 3.5 rectangle 2.75" x 4.3" rectangle-4x ea), Elastic Wrap, Instruction Manual (hard copy CD), and Quick Start Guide. Basic Assembly Required, 3 Year Warranty.