Thera Band Exercise Ball 26 65 Cm Green Jobst ActiveWear 20 30 Knee Hi * 2 channels of electrical Wall Transformers * 2 channels of electrical stimulation output * Logical control system and a large easy to read graphical LCD display * 4 standard waveforms on board: Interferential Premodulated High Volt and Russian * Ten user defined memory positions for User Protocols * Independently intensity and parameter controls for each channel * Unit uniquely designed for tabletop wall mount therapy cart or mobile use * 110V or battery powered option * Optional Therapy Cart integrates with the unit to maximize storage of clinical supplies * Two year warranty *Retail boxed w fitted foam inside * Amplifies up to 16x (24db) over traditional acoustic scopes * Patented piezopolymer film contact microphone provides wider frequency response than acoustic mikes used in competing models *Three frequency modes: Bell (15 200Hz) for cardiac sounds Diaphragm (100 500Hz) for lung sounds Extended Range (15 1000Hz) *16 level volume control * Holds last mode and volume setting for convenience *Auto shut off after 3 minutes extends battery life *Battery warning LED signals when replacement needed *Binaurals fixed at 15ß angle for snug fit *Specially constructed ADSOFT⁄ PVC eartips * Weight: under 6 oz measures just 28 * Uses ÀAAAÃ battery (included) * Made in Korea * 2 year warranty * Heavy duty exercise ball used to increase flexibility coordination and strength * Includes multi language exercise instruction chart and retail display box * Inflates with hand or foot pump * 26 65 CM * YELLOW * Excellent Retail Packaging