Riester R-4131Solid stainless steel chestpiece on both diaphragm and bell for excellent acoustic sensitivity
Stainless steel binaural tube with a reinforced dual inner-spring construction provides extra durability
Special 22” Y tubing with internal 2-way sound transmission
Chestpiece has a non-chill rim on both diaphragm and bell
2 sets of eartips, replacement diaphragm & name plate included
Soft ear tips
Latex Free
2 year warranty
Made in Germany