Outstanding acoustics: The highest in Littmann mechanical stethoscopes. 
Tunable diaphragm: Hear high or low-frequency sounds by slightly adjusting the pressure on the chest-piece. 
Dual-lumen tubing: Two sound paths in one tube eliminates the rubbing noise of traditional double tubes. 
Same Functionality with all Littmann Stethoscopes: Master Cardiology/ III & Cardiology II 

Stethoscope weight:6.5 oz
Package weight:15.8 oz
Product Dimension:
Length: 25.5 inch
Tubing wide: 13mm
Diaphragm head: 2 inch (5.08cm)

Color choice: Navy Blue
 
What is in the Package?
1. KSE Master Cardiology Stethoscope X 1
2. S, M, & L earplugs set x1
3. 1-years USA warranty from Kongs Enterprise LLC

Ship from California, USA. 3-4 days