Doctor's Littmann 3M™ Littmann® 6154 Cardiology IV™ Stethoscope

Littmann cardiac diagnostic stethoscope IV, model 6154, in dark navy blue color harmonizes wonderfully with your medical coat or medical clothing. with a total length of 27 inches, this stethoscope comfortably and securely fits your neck! this stethoscope is available in its stunning dark blue design from Littmann, with a stainless steel chest piece and dual earpieces. do not hesitate to choose the new classic black color! this color is the favorite of Michigan University graduates! 3M Littmann Cardiology IV diagnostic stethoscope, most common among doctors and trainee students, features high sound quality and unmatched versatility. with a quick wrap of the chest piece, the 3M Littmann Cardiology IV can be used for adult and pediatric patients. patented adjustable membrane technology allows you to hear high and low frequency sounds from the same side. the adjustable single-piece diaphragm allows for better sound quality and less chance of sound interference. adjustable diaphragms on both sides for adults and children. soft-sealing ear tips provide excellent sound isolation and a comfortable fit. the headset can be easily adjusted to suit each individual and comfort. the double lumen tube provides a separate airflow pathway for each ear for superior sound quality. latex-free tubes maintain their shape and flexibility and are more resistant to skin oils and alcohol-based cleaners. it does not contain phthalate-based softeners, 100% latex-free. included bell cover to switch the child's diaphragm side to an open bell. the adult side of the diaphragm measures 1.7 inches, the pediatric side measures 1.3 inches. the total weight of the product is 6.2 ounces, more than double the sound of the next leading doctor’s stethoscope. allows you to hear heart sounds more reliably and consistently at low frequencies (less than 120 Hz*) such as Korotkoff sounds, mitral stenosis, and S3 and S4 gallops compared to other leading doctor’s stethoscopes. weighs less** than other medical stethoscopes. seven-year warranty on this product includes free repairs during this period for any manufacturing or material defect. made in the United States. 3M Littmann Cardiology IV. this leading and upgraded medical stethoscope features a newly made stainless steel chest piece, innovatively improved diaphragms exclusive to the Cardiology IV series for both children and adults, advanced long-lasting tubes, precisely adjustable bell side for immediate low-frequency detection, and a industry-leading 7-year warranty. like its predecessor, Cardiology III, the Cardiology IV provides a comprehensive sound range for both adult and pediatric listening, all thanks to its redesigned dual-head chest piece. by rotating the central screw, you can quickly switch between sides for versatile listening for adults and children. the new single-piece diaphragms, exclusive to Cardiology IV, enhance acoustic sensitivity, allowing for clearer and more distinguishable sound reception. the durable dual-tube binaural design provides an individual airway for each ear for superior sound quality. latex-free tubes retain their shape and flexibility and are more resistant to skin oils and alcohol cleaners, ensuring very clear acoustics. an innovative design feature is the recessed selection switch, allowing smooth installation with the dual earpieces, plus a visible indicator for easy diaphragm operation identification. enjoy peak auditory precision and innovation with the 3M Littmann Cardiology IV stethoscope — the ultimate upgrade in medical auscultation technology. did we mention it can also be engraved? experience the pinnacle of dual-head cardiology technology. high-frequency acoustics are enhanced, providing greater access to high-frequency heart sounds for accurate assessments. innovative diaphragm design, specially crafted for both adult and pediatric listening, offers a comprehensive range of heart and lung sounds. the next-generation double cavity tubes with extended service life reduce external friction sounds for very clear acoustics. 100% latex-free design increases patient comfort, durability, and service life. single-piece diaphragm technology — easier to clean than ever, offering better infection control. unmatched 7-year warranty from the purchase date for peace of mind. 3M’s "Tunable Technology" allows easy switching from low to high-frequency sounds by switching from light to firm pressure. large/small dual-sided chest piece for adult and pediatric assessment. for maximum versatility, the back can also be easily converted to a traditional open bell using the attached converter. the head design is ergonomic for comfortable placement, ensuring perfect sound transmission. soft, comfortable, and snug-fitting ear tips provide excellent sound sealing to reduce ambient noise. laser-engraved texts and symbols for customization and to prevent theft/loss. standard spare parts kit includes soft small ear tips, large fixed gray ear tips, and cold-resistant bell sleeves. Leeman performance rated 9 out of 10. new chest design, precise engineering. double diaphragm, both sides for adults and children with adjustable diaphragm. low frequencies (for adults): lightly press with the floating diaphragm (bell mode). high frequencies (for adults): press firmly with the floating diaphragm (diaphragm mode). low frequencies (for children): rotate the chest piece, press gently. high frequencies (pediatric): press firmly with the small floating diaphragm. traditional bell: the removable diaphragm allows bell placement with the provided converter. stem indicator: visual recognition of the operational diaphragm. versatility: easily switch between open bell and adjustable diaphragm, providing three potential functions.