{"product_id":"interferential-stimulator-dual-channel-if4000","title":"Interferential Stimulator- Dual Channel  IF4000","description":"\u003cp\u003eDual 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)\u003c\/p\u003e","brand":"Complete Medical Supplies","offers":[{"title":"Default Title","offer_id":52212814708917,"sku":"3186","price":105.85,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0964\/9700\/8821\/files\/3186.jpg?v=1771352743","url":"https:\/\/homewellsupplies.com\/products\/interferential-stimulator-dual-channel-if4000","provider":"Homewell Supplies","version":"1.0","type":"link"}