KNOWLES - Specialty microphones series

Microphone Serie Picture Dimensions (mm) Features
FG-DFG Ø2.56 x 2.56 Smallest electret, many optionsResponses for full range and inward pickup Shock resistanceOmni (FG) / Uni (DFG)
EM 3.63 x 3.63 x 2.28 Popular & versatile omni electret Numerous responses & port locationsResponses available for inward pickup
WP 3.99 x 5.56 x 2.21 IP67 noise cancelling omni electretFor harsh environmentsSurvives condensation and frost
EK-EL 4.00 x 5.59 x 2.28 High sensitivity, low noise electretOmnidirectionnal with high SNRDirectional version available as series EL
NR 4.00 x 5.59 x 2.28 Electret mic for noisy environmentsSuperior noise cancelling performance Low vibration sensitivity
BJ 7.87 x 5.59 x 4.01 Balanced armature mic Does not require bias voltage
MR Ø22.12 x 7.6 Ø22.12 x 9.3 Ø22.12 x 11.43 "Waterproof/Submersible omni mic MR models integrate BJ and WP Immersion up to 15 - 20m depth"