Products
CM 311+A 804
Pressure, IEPE, CM 311+A 804
Overview
CM 311+A 804 is a ear simulator kit for making earphones acoustic measurements, which is coupled to the human ear by ear tip, or ear rubber.
CM 311+A 804 is a polarized ear simulator according to IEC 60318-4 (60711), including M 311 pressure sensor,A 801 preamplifier.
CM 311+A 804 + PM 0723 + AM 581 are a classical configuration for bluetooth earphone test.