P-209-1 Nickel Chrome Plated Binaural for Sprague P-221 ``Simplex`` Chrome Plated Binaural with Eartip and Outer Spring P-220 ``Duracote`` ``Simplex`` Binaural with Eartip and Gold Plated Outer Sprin

P-225D ``Ultraflex`` ``Duracote`` Matte Satin finish Inner Spring Binaural Tubing Assembly with Eartip P-228 ``Ultraflex`` Lite Chrome Plated Inner Spring Binaural Tubing Assembly with Eartip P-223CW

P-209-1 Nickel Chrome Plated Binaural for Sprague P-221 ``Simplex`` Chrome Plated Binaural with Eartip and Outer Spring P-220 ``Duracote`` ``Simplex`` Binaural with Eartip and Gold Plated Outer Sprin

P-225D ``Ultraflex`` ``Duracote`` Matte Satin finish Inner Spring Binaural Tubing Assembly with Eartip P-228 ``Ultraflex`` Lite Chrome Plated Inner Spring Binaural Tubing Assembly with Eartip P-223CW

Identical features with CK-101 , only a redefined full black coated metal case.

Identical features with CK-101 , only a redefined full black coated metal case.

P-107ADT Adult 2-Tube Rubber Bladder ( 22.5cm * 13.0cm ) P-107PDT Pediatric 2-Tube Rubber Bladder ( 17.0cm * 10.0cm ) P-107IDT Infnat 2-Tube Rubber Bladder ( 11.5cm * 7.0cm ) P-107AST Adult Single Tu

P-107ADT Adult 2-Tube Rubber Bladder ( 22.5cm * 13.0cm ) P-107PDT Pediatric 2-Tube Rubber Bladder ( 17.0cm * 10.0cm ) P-107IDT Infnat 2-Tube Rubber Bladder ( 11.5cm * 7.0cm ) P-107AST Adult Single Tu

P-115 Rubber Bulb with Press Auto Release Valve P-116 Rubber Bulb with Push Button Adjustable release Valve P-118 Deluxe Rubber Bulb with Valve P-117 Standard Rubber Bulb with Valve