.hide-partial { max-height: none; } .show-more { display: none; }

Knowles Microphones

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 38

Applied Filters:

Manufacturer = Knowles

Directional Properties

Impedance

Current Rating

Sensitivity

Termination Style

Diameter

Length

Width

Depth

Operating Supply Voltage

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) Filter the results in the table by unit price based on your quantity.	Qty.	Directional Properties	Impedance	Current Rating	Sensitivity	Termination Style	Diameter	Length	Width	Depth	Operating Supply Voltage
Microphones 3M, NOISE CANCELING 160MM LONG, 2.7 DIA FB-BW-30335-000 Knowles 1: ¥11,661.9 331In Stock	Mfr. Part # FB-BW-30335-000 Mouser Part # 721-FB-BW-30335-000	Knowles	Microphones 3M, NOISE CANCELING 160MM LONG, 2.7 DIA	Datasheet	331In Stock	¥11,661.9 ¥8,977.7 ¥8,011 ¥7,919.6 View ¥7,906.4 Quote	Min.: 1 Mult.: 1	Noise Cancelling	2.2 kOhms	300 uA	- 59 dBA	Wire Lead	8 mm	237 mm		4.5 mm	1.3 V
Microphones -54 Sens, Flat Rsp. Noise-Cancelling WP-23501-000 Knowles 1: ¥7,036 89In Stock	Mfr. Part # WP-23501-000 Mouser Part # 721-WP-23501-000	Knowles	Microphones -54 Sens, Flat Rsp. Noise-Cancelling Learn More about Knowles wp series mics		89In Stock	¥7,036 ¥5,328.5 ¥4,803.6 ¥4,464.8 View ¥4,338.5 ¥4,295.3	Min.: 1 Mult.: 1	Noise Cancelling	2.5 kOhms	300 uA	- 54 dBA	SMD/SMT		5.56 mm	3.99 mm	2.26 mm	1.3 V
Microphones Omni-directional 3.61 x 3.61 x 31.3mm TO-24611-000 Knowles 1: ¥7,340 176In Stock	Mfr. Part # TO-24611-000 Mouser Part # 721-TO-24611-000	Knowles	Microphones Omni-directional 3.61 x 3.61 x 31.3mm Learn More about Knowles to microphones	Datasheet	176In Stock	¥7,340 ¥5,566 ¥5,016.2 ¥4,662.4 View ¥4,511.3 ¥4,486.4	Min.: 1 Mult.: 1	Omnidirectional	4.4 kOhms	50 uA	- 56 dBA	SMD/SMT		3.57 mm	3.57 mm	1.35 mm	1.3 V
Microphones 1M, NOISE CANCELING 172MM LONG, 5.4 DIA FB-EI-30026-000 Knowles 1: ¥12,617 65In Stock	Mfr. Part # FB-EI-30026-000 Mouser Part # 721-FB-EI-30026-000	Knowles	Microphones 1M, NOISE CANCELING 172MM LONG, 5.4 DIA	Datasheet	65In Stock	¥12,617 ¥9,808.2 ¥8,818.2 ¥8,627.2 ¥8,258.5	Min.: 1 Mult.: 1	Noise Cancelling	150 Ohms		- 100 dBA	Wire Lead	18 mm			7.6 mm
Microphones 4.0 X 5.59 X 2.28MM -49 SENS, JA/JK PORT NR-25994-000 Knowles 1: ¥3,762.2 96In Stock	Mfr. Part # NR-25994-000 Mouser Part # 721-NR-25994-000	Knowles	Microphones 4.0 X 5.59 X 2.28MM -49 SENS, JA/JK PORT	Datasheet	96In Stock	¥3,762.2 ¥2,835.3 ¥2,569.6 ¥2,396.8 View ¥2,237.4 ¥2,232.4	Min.: 1 Mult.: 1	Noise Cancelling	4.4 kOhms	50 uA	- 49 dBA	SMD/SMT		5.56 mm	3.99 mm	2.26 mm	10 V
Microphones omni-directional MICROPHONE Knowles MQM-32325-000 MQM-32325-000 Knowles 1: ¥1,556.4 73In Stock	Mfr. Part # MQM-32325-000 Mouser Part # 721-MQM32325000	Knowles	Microphones omni-directional MICROPHONE	Datasheet	73In Stock	¥1,556.4 ¥1,210.9 ¥1,097.9 ¥1,023.2 View ¥958.4 ¥938.5 ¥900.3 ¥895.3	Min.: 1 Mult.: 1	Omnidirectional
Microphones Boom Assembly Knowles FB-EI-31552-000 FB-EI-31552-000 Knowles 1: ¥19,476.9 19In Stock	Mfr. Part # FB-EI-31552-000 Mouser Part # 721-FBEI31552000	Knowles	Microphones Boom Assembly	Datasheet	19In Stock	¥19,476.9 ¥15,188.2 ¥13,474	Min.: 1 Mult.: 1					Wire Lead	18 mm			7.6 mm
Microphones -75 Sens, 0Jn Port Omni BJ-21590-000 Knowles 1: ¥7,979.4 738In Stock	Mfr. Part # BJ-21590-000 Mouser Part # 721-BJ-21590-000	Knowles	Microphones -75 Sens, 0Jn Port Omni	Datasheet	738In Stock	¥7,979.4 ¥6,120.8 ¥5,720.5 ¥5,511.2 View ¥5,355.1 Quote	Min.: 1 Mult.: 1	Omnidirectional	3.9 kOhms		- 75.5 dBA	SMD/SMT		7.87 mm	5.59 mm	4.06 mm
Microphones -53 Sens, 12S Port Std. Rsp. 3500-5000 EK-23024-C36 Knowles 1: ¥5,019.5 2,516In Stock	Mfr. Part # EK-23024-C36 Mouser Part # 721-EK-23024-C36	Knowles	Microphones -53 Sens, 12S Port Std. Rsp. 3500-5000 Learn More about Knowles subminiature performance microphones	Datasheet	2,516In Stock	¥5,019.5 ¥3,835.2 ¥3,478.1 ¥3,240.6 View ¥3,019.7 ¥2,976.5 ¥2,808.8	Min.: 1 Mult.: 1	Omnidirectional	4.4 kOhms	50 uA	- 53 dBA	SMD/SMT		5.56 mm	3.98 mm	2.21 mm	10 V
Microphones Waterproof Speaker Omni MR-23151-000 Knowles 1: ¥8,996 481In Stock 400Expected 11/20/2026	Mfr. Part # MR-23151-000 Mouser Part # 721-MR-23151-000	Knowles	Microphones Waterproof Speaker Omni	Datasheet	481In Stock 400Expected 11/20/2026	¥8,996 ¥7,046 ¥6,416.4 ¥6,004.5 View ¥5,777 Quote	Min.: 1 Mult.: 1	Omnidirectional	300 Ohms		- 87 dBA	Wire Lead	22.12 mm	9.3 mm		9.3 mm
Microphones 1M, OMNI, 211MM WIRE 12.7MM DIA X 21MM VEK-H-30108-000 Knowles 1: ¥15,234.7 325In Stock	Mfr. Part # VEK-H-30108-000 Mouser Part # 721-VEK-H-30108-000	Knowles	Microphones 1M, OMNI, 211MM WIRE 12.7MM DIA X 21MM	Datasheet	325In Stock	¥15,234.7 ¥11,735 ¥10,708.5 ¥10,545.7	Min.: 1 Mult.: 1	Omnidirectional			- 72 dBA	Wire Lead	12.7 mm	21 mm			9 V
Microphones 5.56 X 3.98 X 2.21MM -59 SENS, 12S PORT EA-21842-C36 Knowles 1: ¥4,949.8 137In Stock	Mfr. Part # EA-21842-C36 Mouser Part # 721-EA-21842-C36	Knowles	Microphones 5.56 X 3.98 X 2.21MM -59 SENS, 12S PORT	Datasheet	137In Stock	¥4,949.8 ¥3,780.4 ¥3,428.3 ¥3,194.1 View ¥2,978.2 ¥2,933.3 ¥2,901.8 Quote	Min.: 1 Mult.: 1	Omnidirectional	3.5 kOhms	50 uA	- 59 dBA	SMD/SMT		5.56 mm	3.99 mm	2.26 mm	10 V
Microphones 5.56 X 3.98 X 2.21MM -53 SENS, 12S PORT EK-23024-000 Knowles 1: ¥4,742.2 108In Stock 300Expected 11/13/2026	Mfr. Part # EK-23024-000 Mouser Part # 721-EK-23024-000	Knowles	Microphones 5.56 X 3.98 X 2.21MM -53 SENS, 12S PORT Learn More about Knowles subminiature performance microphones	Datasheet	108In Stock 300Expected 11/13/2026	¥4,742.2 ¥3,699 ¥3,400.1 ¥3,167.5 View ¥2,963.2 ¥2,808.8 Quote	Min.: 1 Mult.: 1	Omnidirectional	4.4 kOhms	50 uA	- 53 dBA	SMD/SMT		5.56 mm	3.98 mm	2.21 mm	1.3 V
Microphones 5.56 X 3.98 X 2.21MM -53 SENS, 0KP PORT EK-23027-C36 Knowles 1: ¥5,019.5 140In Stock	Mfr. Part # EK-23027-C36 Mouser Part # 721-EK-23027-C36	Knowles	Microphones 5.56 X 3.98 X 2.21MM -53 SENS, 0KP PORT Learn More about Knowles subminiature performance microphones	Datasheet	140In Stock	¥5,019.5 ¥3,835.2 ¥3,478.1 ¥3,439.9 View ¥3,205.7 ¥2,976.5 ¥2,945 Quote	Min.: 1 Mult.: 1	Omnidirectional	4.4 kOhms	50 uA	- 53 dBA	SMD/SMT		5.56 mm	3.98 mm	2.21 mm	10 V
Microphones 5.56 X 3.98 X 2.21MM -57 SENS, 12S PORT EK-23028-C36 Knowles 1: ¥4,735.5 417In Stock	Mfr. Part # EK-23028-C36 Mouser Part # 721-EK-23028-C36	Knowles	Microphones 5.56 X 3.98 X 2.21MM -57 SENS, 12S PORT Learn More about Knowles subminiature performance microphones	Datasheet	417In Stock	¥4,735.5 ¥3,674.1 ¥3,333.6 ¥3,102.7 View ¥2,891.8 ¥2,850.3 ¥2,775.5 Quote	Min.: 1 Mult.: 1	Omnidirectional	4.4 kOhms	50 uA	- 57 dBA	SMD/SMT		5.56 mm	3.98 mm	2.21 mm	1.3 V
Microphones Omni-Directional Microphone EM-24446-C36 Knowles 1: ¥5,416.5 108In Stock	Mfr. Part # EM-24446-C36 Mouser Part # 721-EM-24446-C36	Knowles	Microphones Omni-Directional Microphone	Datasheet	108In Stock	¥5,416.5 ¥4,137.6 ¥3,753.9 ¥3,498.1 View ¥3,260.5 ¥3,225.7 ¥3,190.8 Quote	Min.: 1 Mult.: 1	Omnidirectional	4.4 kOhms	50 uA	- 56 dBA	SMD/SMT		3.57 mm	3.57 mm	2.21 mm	1.3 V
Microphones Waterproof Speaker MR-23333-000 Knowles 1: ¥13,341.2 190In Stock 200Expected 11/13/2026	Mfr. Part # MR-23333-000 Mouser Part # 721-MR-23333-000	Knowles	Microphones Waterproof Speaker		190In Stock 200Expected 11/13/2026	¥13,341.2 ¥10,426.1 ¥9,489.3 ¥9,173.7 View ¥8,936.2 Quote	Min.: 1 Mult.: 1		21 Ohms			Wire Lead	22.12 mm	9.3 mm		9.3 mm	1.3 V
Microphones -52 Sens, Flat Rsp. -100dB Noise output NR-23160-000 Knowles 1: ¥5,313.5 125In Stock	Mfr. Part # NR-23160-000 Mouser Part # 721-NR-23160-000	Knowles	Microphones -52 Sens, Flat Rsp. -100dB Noise output Learn More about Knowles subminiature performance microphones	Datasheet	125In Stock	¥5,313.5 ¥4,145.9 ¥3,770.5 ¥3,514.7 View ¥3,317 ¥3,192.4 Quote	Min.: 1 Mult.: 1	Noise Cancelling	2.5 kOhms	200 uA	- 52 dBA	SMD/SMT		5.56 mm	3.99 mm	2.26 mm	10 V
Microphones -52 Sens, Flat Resp Omni 25dB -100dB WP-23502-000 Knowles 1: ¥7,238.6 179In Stock 100Expected 12/4/2026	Mfr. Part # WP-23502-000 Mouser Part # 721-WP-23502-000	Knowles	Microphones -52 Sens, Flat Resp Omni 25dB -100dB Learn More about Knowles wp series mics	Datasheet	179In Stock 100Expected 12/4/2026	¥7,238.6 ¥5,551.1 ¥5,022.9 ¥4,672.4 View ¥4,581 ¥4,504.6 Quote	Min.: 1 Mult.: 1	Omnidirectional	4.4 kOhms	50 uA	- 52 dBA	SMD/SMT		5.56 mm	3.99 mm	2.26 mm	1.3 V
Microphones Omni-Directional Microphone EM-23346-C36 Knowles 1: ¥5,416.5 42In Stock 100Expected 11/13/2026	Mfr. Part # EM-23346-C36 Mouser Part # 721-EM-23346-C36	Knowles	Microphones Omni-Directional Microphone	Datasheet	42In Stock 100Expected 11/13/2026	¥5,416.5 ¥4,373.4 ¥3,969.8 ¥3,498.1 View ¥3,260.5 ¥3,225.7 ¥3,190.8 Quote	Min.: 1 Mult.: 1	Omnidirectional	4.4 kOhms	50 uA	- 52 dBA	SMD/SMT		3.57 mm	3.57 mm	2.21 mm	1.3 V
Microphones 5.56 X 3.98 X 2.21MM -53 SENS, 0KP PORT EK-23027-P35 Knowles 1: ¥3,400.1 46In Stock	Mfr. Part # EK-23027-P35 Mouser Part # 721-EK-23027-P35	Knowles	Microphones 5.56 X 3.98 X 2.21MM -53 SENS, 0KP PORT Learn More about Knowles subminiature performance microphones	Datasheet	46In Stock	¥3,400.1 ¥2,750.6 ¥2,494.8 View ¥2,235.7 ¥2,084.6 ¥1,930.1	Min.: 1 Mult.: 1	Omnidirectional	4.4 kOhms	50 uA	- 53 dBA	SMD/SMT		5.56 mm	3.98 mm	2.21 mm	1.3 V
Microphones OUTPUT IMP AT 1KHz 150 OHMS BJ-28471-000 Knowles 1: ¥7,253.6 100Expected 11/20/2026	Mfr. Part # BJ-28471-000 Mouser Part # 721-BJ-28471-000	Knowles	Microphones OUTPUT IMP AT 1KHz 150 OHMS	Datasheet	100Expected 11/20/2026	¥7,253.6 ¥5,672.3 ¥5,155.7 ¥4,815.2 View ¥4,554.5 ¥4,534.5 Quote	Min.: 1 Mult.: 1	Omnidirectional	150 Ohms		- 90 dBA	SMD/SMT		7.87 mm	5.59 mm	4 mm
Microphones Omni-Directional Microphone FG-23629-C36 Knowles 1: ¥6,899.8 98Expected 1/20/2027	Mfr. Part # FG-23629-C36 Mouser Part # 721-FG-23629-C36	Knowles	Microphones Omni-Directional Microphone Learn More about Knowles fg series mics	Datasheet	98Expected 1/20/2027	¥6,899.8 ¥5,273.7 ¥4,816.9 ¥4,273.8 Quote Quote	Min.: 1 Mult.: 1	Omnidirectional	4.4 kOhms		- 53 dBA	SMD/SMT	2.56 mm	2.56 mm			1.6 V
Microphones 5.56 X 3.98 X 2.21MM -53 SENS, 3S PORT EK-23032-C36 Knowles 100: ¥2,758.9 Non-Stocked	Mfr. Part # EK-23032-C36 Mouser Part # 721-EK-23032-C36	Knowles	Microphones 5.56 X 3.98 X 2.21MM -53 SENS, 3S PORT Learn More about Knowles subminiature performance microphones	Datasheet	Non-Stocked	¥2,758.9	Min.: 100 Mult.: 100	Omnidirectional	4.4 kOhms	50 uA	- 53 dBA	SMD/SMT		5.56 mm	3.98 mm	2.21 mm	1.3 V
Microphones Omni-Directional Microphone EM-23346-C47 Knowles 100: ¥3,102.7 Non-Stocked	Mfr. Part # EM-23346-C47 Mouser Part # 721-EM-23346-C47	Knowles	Microphones Omni-Directional Microphone	Datasheet	Non-Stocked	¥3,102.7	Min.: 100 Mult.: 100	Omnidirectional	4.4 kOhms	50 uA	- 52 dBA	SMD/SMT		3.57 mm	3.57 mm	2.21 mm	1.3 V