Description:This multifunctional double head stethoscope is designed for all auscultation. Acoustic transmission in the heavy metals did not decay, the real clear without attenuation. Help you fast diagnose heart disease, taking special care of your physical health. It is widely applied for cardiovascular and respiratory auscultation in hospital, clinic, school, or home.Features:High-quality PVC tube, non-toxic, safe rubber plug, super soft design can avoid external noise.Soft double tube, protection for a long time use, examine multiple body parts.A range of noise reduction, reducing the sound by the head contact with the product probe, you can hear more clearly.Acoustic transmission in the heavy metals did not decay, real clear without attenuation.Perfect for listening to different parts of bodies sound.Specifications:Item Type: Multifunctional Double Head StethoscopeMaterial: PVC, Aluminum alloyQuantity: 1pcOptional Colors: Black, Blue, Yellow, Red, Purple, GreyTube Length: Approx.610mmVibrating Diaphragm Diameter: 45mmAuscultation Interface Diameter: 40mmSingle Head Stethoscope Height: 20mmTube Diameter: 5mmPackage Size: Approx.18 x 9.5 x 3.5cm / 7.1 x 3.7 x 1.4inchWeight: Approx.91gPackage List:1 x Multifunctional Double Head Stethoscope