The Littmann Classic III is a versatile, dual-use acoustic stethoscope designed for both adult and pediatric auscultation. It features a tunable, dual-sided stainless-steel chestpiece—simply adjust pressure to switch between low and high-frequency sounds. The pediatric side also converts into a traditional open bell for added flexibility. Soft-sealing ear tips, an adjustable headset, and latex-free tubing ensure comfort and hygiene. Crafted in the USA, it also sports next-generation tubing that resists skin oils, alcohol, and stains, enhancing longevity and cleanliness.
 
Specifications
 
Attribute
Specification
Length
~69 cm (27.17 in) (littmann.com)
Chestpiece Diameter
~4.3 cm (1.69 in) (littmann.com)
Weight
~150 g (littmann.com)
Construction
Single-lumen binaural, stainless-steel chestpiece (littmann.com)
Tubing
Latex-free, stain-resistant, flexible
Ear Tips
Snap-tight, soft-sealing for acoustic seal
Bell
Dual-use tunable diaphragm, pediatric side converts to open bell (3m.com.sg)
Warranty
5‑year manufacturer warranty (littmann.3mphilippines.com.ph, 3m.com.sg)
 
 
Summary Table
 
Attribute
Details
Length
~69 cm (27 in)
Chestpiece Dia.
~4.3 cm (1.69 in)
Weight
~150 g
Packaging
~32 × 17 × 4 cm; weight ~350 g
Warranty
5 years
Parts Servicing
Chestpiece recommended replacement after 10 years