They ensure a comfortable fit with excellent acoustic diaphragm and powder quoted screw on ring. It has single lumen tubing in a variety of popular colors.
Adult size chest piece Precisely Machined to exacting tolerance from surgical stainless steel for outstanding performance and rugged durability
Extra Large bell for unsurpassed low frequency response
Ultra - Sensitive Diaphragm for greater amplification
Color coordinated Non-Chill bell and Snap on RIng to retain diaphragm for patient comfort
Delux PVC eartips for the ultimate in wearing comfort and accoustic seal
Spare Diaphragm for pateint comfort
Custom molded 22" PVC "Y" Tubing
Including ID Tag
Three Year Warranty