Electret microphone
CUI Inc

CME-1538-100LB 4.0 mm Electret Condenser Microphone, Omnidirectional, Wire Leads, 2.0 Vdc, IP67
CMR-2747PB-A 6.0 mm Electret Condenser Microphone, Noise Cancelling, PC Mount, 2.0 Vdc
CMR-5054TB-A 6.0 mm Electret Condenser Microphone, Noise Cancelling, Terminal Mount, 2.0 Vdc
CMC-2742WBL-25L 6.0 mm Electret Condenser Microphone, Omnidirectional, Lead Wires, 2.0 Vdc
CMC-2242PBL-A 6.0 mm Electret Condenser Microphone, Omnidirectional, PC Mount, 2.0 Vdc
CMC-2742PBJ-A 6.0 mm Electret Condenser Microphone, Omnidirectional, PC Mount, 2.0 Vdc
CMC-5042PF-AC 6.0 mm Electret Condenser Microphone, Omnidirectional, PC Mount, 2.0 Vdc
CMC-5044PF-A 6.0 mm Electret Condenser Microphone, Omnidirectional, PC Mount, 2.0 Vdc
CMC-5044TF-A 6.0 mm Electret Condenser Microphone, Omnidirectional, Terminal Mount, 2.0 Vdc
CMI-4537-SN69 9.7 mm Electret Condenser Microphone, Unidirectional, Terminal Mount, 1.5 Vdc
CMB-6544PF 9.4 mm Electret Condenser Microphone, Omnidirectional, PC Mount, 4.5 Vdc
CMP-5247TF-K 9.7 mm Electret Condenser Microphone, Noise Cancelling, Terminal Mount, 1.5 Vdc
CMA-4544PF-W 9.7 mm Electret Condenser Microphone, Omnidirectional, PC Mount, 3.0 Vdc
CMA-6542PF 9.7 mm Electret Condenser Microphone, Omnidirectional, PC Mount, 4.5 Vdc
CMA-6542TF-K 9.7 mm Electret Condenser Microphone, Omnidirectional, Terminal Mount, 1.5 Vdc
CMI-5247TF-K 9.7 mm Electret Condenser Microphone, Unidirectional, Terminal Mount, 1.5 Vdc