A set of frequency response matched MEMS microphone (400; 500;...; 900), comprising: a first MEMS microphone including a first substrate (405; 505;...; 905); a first transducer support (410; 510;...; 910) including a first transducer (415; 515;...; 915), residing on the first substrate; a first housing (425; 525;...; 925) surrounding the first transducer support and including a first acoustic aperture (430; 530;...; 930); a first acoustic channel coupling the first acoustic aperture (430; 530;...; 930) to the first transducer (415; 515;...; 915), the first acoustic channel isolating an external side of the first transducer (415; 515;...; 915) from an interior area of the first MEMS microphone; and a second MEMS microphone including a second substrate (405; 505;...; 905) including a second acoustic aperture (430; 530;...; 930); a second transducer support (410; 510;...; 910) including a second transducer (415; 515;...; 915), residing on the second substrate; a second housing (425; 525;...; 925) surrounding the second transducer support (410; 510;...; 910), and; a second acoustic channel coupling the second acoustic aperture (430; 530;...; 930) to the second transducer (415; 515;...; 915), the second acoustic channel isolating an external side of the second transducer (415; 515;...; 915) from an interior area of the second MEMS microphone; wherein a volume of an area between the first acoustic aperture (430; 530;...; 930) and the first transducer (415; 515;...; 915) is substantially equal to a volume of an area between the second acoustic aperture (430; 530;...; 930) and the second transducer (415; 515;...; 915). a first MEMS microphone including a first substrate (405; 505;...; 905); a first transducer support (410; 510;...; 910) including a first transducer (415; 515;...; 915), residing on the first substrate; a first housing (425; 525;...; 925) surrounding the first transducer support and including a first acoustic aperture (430; 530;...; 930); a first acoustic channel coupling the first acoustic aperture (430; 530;...; 930) to the first transducer (415; 515;...; 915), the first acoustic channel isolating an external side of the first transducer (415; 515;...; 915) from an interior area of the first MEMS microphone; and a first substrate (405; 505;...; 905); a first transducer support (410; 510;...; 910) including a first transducer (415; 515;...; 915), residing on the first substrate; a first housing (425; 525;...; 925) surrounding the first transducer support and including a first acoustic aperture (430; 530;...; 930); a first acoustic channel coupling the first acoustic aperture (430; 530;...; 930) to the first transducer (415; 515;...; 915), the first acoustic channel isolating an external side of the first transducer (415; 515;...; 915) from an interior area of the first MEMS microphone; and a second MEMS microphone including a second substrate (405; 505;...; 905) including a second acoustic aperture (430; 530;...; 930); a second transducer support (410; 510;...; 910) including a second transducer (415; 515;...; 915), residing on the second substrate; a second housing (425; 525;...; 925) surrounding the second transducer support (410; 510;...; 910), and; a second acoustic channel coupling the second acoustic aperture (430; 530;...; 930) to the second transducer (415; 515;...; 915), the second acoustic channel isolating an external side of the second transducer (415; 515;...; 915) from an interior area of the second MEMS microphone; wherein a volume of an area between the first acoustic aperture (430; 530;...; 930) and the first transducer (415; 515;...; 915) is substantially equal to a volume of an area between the second acoustic aperture (430; 530;...; 930) and the second transducer (415; 515;...; 915). a second substrate (405; 505;...; 905) including a second acoustic aperture (430; 530;...; 930); a second transducer support (410; 510;...; 910) including a second transducer (415; 515;...; 915), residing on the second substrate; a second housing (425; 525;...; 925) surrounding the second transducer support (410; 510;...; 910), and; a second acoustic channel coupling the second acoustic aperture (430; 530;...; 930) to the second transducer (415; 515;...; 915), the second acoustic channel isolating an external side of the second transducer (415; 515;...; 915) from an interior area of the second MEMS microphone; wherein a volume of an area between the first acoustic aperture (430; 530;...; 930) and the first transducer (415; 515;...; 915) is substantially equal to a volume of an area between the second acoustic aperture (430; 530;...; 930) and the second transducer (415; 515;...; 915).