3M Littmann Core Digital Stethoscope 8490 - Black

Connects to Eko software (iOS, Android and Windows) to visualize and share heart sound waveforms
Up to 40x extension (at maximum frequency, versus analog mode)
Active noise cancellation reduces unwanted background sounds
Switch between analog and enhanced listening functions
The soft sealing edges of these provide excellent acoustic sealing and a comfortable fit
Synthetic, double-sided stainless steel stick with open or closed bell
Designed for use in associations and pediatric patients
FDA cleared and conventional with HIPAA
USB charging cable included
Specifications:

Double construction: Double lighting
Chestpiece Technology: Duplex
Chest weight: 87 gr
Diaphragm diameter: 4.3 cm
Diaphragm material: Epoxy / Fiberglass
Aperture type: Tuned, one-piece
Eartip type: Soft seal
Additional angles included: Yes
Headphone Material: Wide Diameter Aerospace Alloy / Anodized Aluminum
Net Weight (Metric): 232 gr
Suitable for occupations including: Anesthesiologist, Cardiologist, Emergency Physician, EMT / EMS, Family Physician, Physician, Medical Student, Nurse, Pediatrician, Physician, Respiratory Specialist, Teacher / Instructor / Instructor
Performance rating: 10/10
Small diaphragm diameter: 3.3 cm
Warranty period: 2 years
The box includes:

Eko CORE Digital Attachment and 3M Littmann Cardiology IV stethoscope
Additional set 3M Littmann Snap tight Eartips Soft-Sealing (Small)
Nonchill Bell Sleeve
USB charging cable
Quick start guide
EKO Digital Stethoscope + ECG mobile app