The ADC Diaphragm for Miscellaneous Adscope Stethoscopes can be used to replace the diaphragm for a variety of Adscope Stethoscopes. AFD technology provides the acoustic response of a traditional bell and diaphragm in a convenient one-sided chestpiece. Warranty: Lifetime. Note: This is the replacement for the diaphragm only and does not include any other stethoscope accessories. Features ADC Diaphragm for Miscellaneous Adscope Stethoscopes Features Available in two different colors: Black (#600-03N). Gray (#600-03NG). This diaphragm can replace the diaphragm on the following ADC stethoscopes: ADC Adscope 600 Platinum Cardiology Stethoscope. ADC Adscope 601 Convertible Cardiology Stethoscope. ADC Adscope 603 Clinician Stethoscope. ADC Adscope 608 Convertible Clinician Stethoscope. ADC Adscope-Lite 612 Platinum Clinician Stethoscope. Specifications ADC Diaphragm for Miscellaneous Adscope Stethoscopes Specifications Diaphragm Diameter: 1.75" (4.45 cm). Diaphragm Material: Epoxy/Fiber Glass. Diaphragm Type: AFD Technology. Media and Literature ADC Diaphragm for Miscellaneous Adscope Stethoscopes Media and Literature ADC 2017 Product Catalog ADC Adscope Instructions for Use