Firm Surg Wgt Maternity Panty Hose 20 30mmHg Tall CT Gait Belts Dual Channel * 4000 mHz Style:1 Pair (Left & Right) Dual Channel * 4000 mHz * Unit comes complete with: set of 2 wires pack of 4 silver silver chloride self sticking electrodes 9V alkaline battery ac adaptor instruction book and attractive carry case * Dual channel quadra polar * Adjustable pulse amplitude * Carrier frequency plus interference frequency * Sweep and treatment timers * Shipping Carton Size: 12 L x 10 W x 6 H * HCPCS Suggested Code: E0730 * Interferential stimulators use a fixed carrier frequency of 4 000 Hz per second and also a second adjustable frequency of 4 001 4 400 Hz per second * When the fixed and adjustable frequencies combine (heterodyne) they produce the desired signal frequency (Interference frequency) ProBasics K3 Lightweight Wheelchair with 16 x 16 Seat Flip Up Height Adj Desk Arms Elevating Legrests Blue Jay Brand * Closed Toe* Graduated compression aids blood circulation * Physician recommended clinically proven * Relieves tired aching legs mild varicosities and edema * Effective as post sclerotherapy treatment * Fiber content: Nylon (80%) Spandex (20%) * Specifically designed for the expectant mother * Two way stretch design provides extra comfort * Cotton nylon ventilated crotch * Front panel for abdominal support * One inch double plush waistband * Color: beige *