ADSCOPE Adult Acoustic Scope Dark Green Back Neck Therapy Air discharging: full automatic Air 16 7136 Air discharging: full automatic Air rapid exhaust mode * Helps to prevent falling out of bed * Rail adjusts up and down * Easy to install no tools required * Made in the USA * Combination adult size chestpiece precisely machined to exacting tolerances from surgical stainless steel for outstanding performance and rugged durability * Extra large bell (13 8 diameter) for unsurpassed low frequency response * Ultra sensitive diaphragm (17 8 diameter) for greater amplification and crisper high frequency response * Color coordinated non chill bell and diaphragm retaining rim for patient comfort * Stainless steel binaurals with double leaf internal spring fixed at 15ß angle for greater comfort * Reinforcing yoke molded into flexible 22 PVC Y tubing * Adsoft deluxe PVC eartips (in small and large) for the ultimate in wearing comfort and acoustic seal * Spare diaphragm included * Scope ID Tag included * Weighs 6 * Overall length 31 * Lifetime Warranty *