Description Classic III Stethoscope Specifications Length: 69 cm Weight: 150g Applications/occupations: EMT/EMS, Medical Assistant, Nurse, Nursing Student Acoustic performance: 7 Special adaptors: Yes Warranty period: 5 Years CHEST PIECE Construction: Two-sided, adult and paediatric Material: Stainless steel Weight: 82g Diaphragm type: Tunable, single-piece Diaphragm diameter: Adult: 4.3cm, Paediatric: 3.3cm TUBING Construction: Single lumen (single acoustic channel within tube) Material: Not made with natural rubber latex or phthalate plasticisers HEADSET Material: Wide diameter aerospace alloy / anodised aluminium EAR TIPS Ear tip type: Soft Sealing Extra Ear tips: Yes ENGRAVING: * ENGRAVING name Takes 2-3 Working Days * ENGRAVING Name; Limit 20 Alphabet * ENGRAVING Fonts : U can see in picture fonts available