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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Board Mount Motion & Position Sensors 7.92 X 5.59 X 2.28MM -40, 20hz to 10Khz BU-23842-000 Knowles 1: $61.64 110In Stock	Mfr. Part # BU-23842-000 Mouser Part # 721-BU-23842-000	Knowles	Board Mount Motion & Position Sensors 7.92 X 5.59 X 2.28MM -40, 20hz to 10Khz	Datasheet	110In Stock	$61.64 $56.94 $55.19 $53.09 View $50.97 $49.68 $49.67 Quote	Min.: 1 Mult.: 1
Speakers & Transducers Balanced Armature Speaker CI-22955-000 Knowles 1: $36.35 515In Stock	Mfr. Part # CI-22955-000 Mouser Part # 721-CI-22955-000	Knowles	Speakers & Transducers Balanced Armature Speaker	Datasheet	515In Stock	$36.35 $27.99 $25.46 $23.73 View $22.28 Quote	Min.: 1 Mult.: 1
Microphones 5.56 X 3.98 X 2.21MM -59 SENS, 12S PORT EA-21842-C36 Knowles 1: $29.80 148In 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	148In Stock	$29.80 $22.76 $20.64 $19.23 View $17.93 $17.66 $16.66	Min.: 1 Mult.: 1
Microphones 5.56 X 3.98 X 2.21MM -53 SENS, 12S PORT EK-23024-000 Knowles 1: $28.55 108In Stock 300Expected 12/11/2026	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 12/11/2026	$28.55 $22.27 $20.47 $19.07 View $17.84 $16.91 Quote	Min.: 1 Mult.: 1
Microphones 5.56 X 3.98 X 2.21MM -53 SENS, 0KP PORT EK-23027-C36 Knowles 1: $30.22 165In 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	165In Stock	$30.22 $23.09 $20.94 $20.71 View $19.30 $17.92 $17.73 Quote	Min.: 1 Mult.: 1
Microphones 5.56 X 3.98 X 2.21MM -57 SENS, 12S PORT EK-23028-C36 Knowles 1: $28.51 447In 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	447In Stock	$28.51 $22.12 $20.07 $18.68 View $17.41 $17.16 $16.71 Quote	Min.: 1 Mult.: 1
Microphones Omni-Directional Microphone EM-24446-C36 Knowles 1: $32.61 113In Stock	Mfr. Part # EM-24446-C36 Mouser Part # 721-EM-24446-C36	Knowles	Microphones Omni-Directional Microphone	Datasheet	113In Stock	$32.61 $24.91 $22.60 $21.06 View $19.63 $19.42 $18.32	Min.: 1 Mult.: 1
Microphones Waterproof Speaker MR-23333-000 Knowles 1: $75.85 190In Stock 200Expected 10/28/2026	Mfr. Part # MR-23333-000 Mouser Part # 721-MR-23333-000	Knowles	Microphones Waterproof Speaker		190In Stock 200Expected 10/28/2026	$75.85 $59.77 $54.54 $51.78 $51.77	Min.: 1 Mult.: 1
Microphones -52 Sens, Flat Rsp. -100dB Noise output NR-23160-000 Knowles 1: $31.99 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	$31.99 $24.96 $22.70 $21.16 View $19.97 $19.22 Quote	Min.: 1 Mult.: 1
Speakers & Transducers Balanced Armature Receiver,level sound RAB-32063-000 Knowles 1: $22.89 105In Stock 300On Order	Mfr. Part # RAB-32063-000 Mouser Part # 721-RAB-32063-000	Knowles	Speakers & Transducers Balanced Armature Receiver,level sound Learn More about Knowles rab armature drivers	Datasheet	105In Stock 300On Order On Order Ship Dates Mfr. #: RAB-32063-000 Stock: 105 Can Ship Immediately On Order: 100 Expected 12/11/2026 200 Expected 12/18/2026 Factory Lead-Time: 12 Weeks	$22.89 $17.48 $15.84 $14.76 View $13.75 $13.38 $13.22 Quote	Min.: 1 Mult.: 1
Speakers & Transducers Balanced Armature Receiver RAB-32066-000 Knowles 1: $21.91 900In Stock	Mfr. Part # RAB-32066-000 Mouser Part # 721-RAB-32066-000	Knowles	Speakers & Transducers Balanced Armature Receiver Learn More about Knowles rab armature drivers	Datasheet	900In Stock	$21.91 $16.99 $15.42 $14.36 View $13.93 $13.38 $13.04 Quote	Min.: 1 Mult.: 1
Speakers & Transducers Balanced Armature Receiver, warm bass RAB-32257-000 Knowles 1: $22.19 347In Stock	Mfr. Part # RAB-32257-000 Mouser Part # 721-RAB32257000	Knowles	Speakers & Transducers Balanced Armature Receiver, warm bass Learn More about Knowles rab armature drivers	Datasheet	347In Stock	$22.19 $16.93 $15.35 $14.30 View $13.32 $12.55 Quote	Min.: 1 Mult.: 1
Speakers & Transducers dual balanced armature receiver TWFK-30017-000 Knowles 1: $61.49 112In Stock 100Expected 11/6/2026	Mfr. Part # TWFK-30017-000 Mouser Part # 721-TWFK-30017-000	Knowles	Speakers & Transducers dual balanced armature receiver	Datasheet	112In Stock 100Expected 11/6/2026	$61.49 $48.20 $43.91 $42.80 View $41.68 Quote	Min.: 1 Mult.: 1
Speakers & Transducers Wideband Balanced Armature Speaker WBFK-30095-000 Knowles 1: $30.78 85In Stock	Mfr. Part # WBFK-30095-000 Mouser Part # 721-WBFK-30095-000	Knowles	Speakers & Transducers Wideband Balanced Armature Speaker	Datasheet	85In Stock	$30.78 $23.78 $21.56 $20.09 View $18.81 $17.93	Min.: 1 Mult.: 1
Microphones -52 Sens, Flat Resp Omni 25dB -100dB WP-23502-000 Knowles 1: $43.58 189In Stock	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	189In Stock	$43.58 $33.42 $30.24 $28.13 View $27.58 $27.12 Quote	Min.: 1 Mult.: 1
Speakers & Transducers RECEIVER ASSEMBLY Knowles RDU-35000-000 RDU-35000-000 Knowles 1: $70.02 108In Stock	Mfr. Part # RDU-35000-000 Mouser Part # 721-RDU-35000-000	Knowles	Speakers & Transducers RECEIVER ASSEMBLY	Datasheet	108In Stock	$70.02 $54.38 $49.56 $46.39 View $46.38 Quote	Min.: 1 Mult.: 1
Speakers & Transducers RECEIVER ASSEMBLY Knowles RLQ-34240-000 RLQ-34240-000 Knowles 1: $54.35 185In Stock	Mfr. Part # RLQ-34240-000 Mouser Part # 721-RLQ-34240-000	Knowles	Speakers & Transducers RECEIVER ASSEMBLY	Datasheet	185In Stock	$54.35 $42.57 $38.77 $37.42 View $37.25 $34.92 Quote	Min.: 1 Mult.: 1
Speakers & Transducers Balanced Armature Speaker BK-26824-000 Knowles 1: $31.33 456In Stock	Mfr. Part # BK-26824-000 Mouser Part # 721-BK-26824-000	Knowles	Speakers & Transducers Balanced Armature Speaker	Datasheet	456In Stock	$31.33 $24.23 $22.52 $20.97 View $19.54 $19.52 $18.30	Min.: 1 Mult.: 1
Speakers & Transducers Balanced Armature Speaker CI-22960-000 Knowles 1: $35.56 74In Stock	Mfr. Part # CI-22960-000 Mouser Part # 721-CI-22960-000	Knowles	Speakers & Transducers Balanced Armature Speaker	Datasheet	74In Stock	$35.56 $27.78 $25.27 $23.55 View $22.28 $21.66 Quote	Min.: 1 Mult.: 1
Speakers & Transducers Balanced Armature Speaker ED-23147-000 Knowles 1: $30.40 154In Stock	Mfr. Part # ED-23147-000 Mouser Part # 721-ED-23147-000	Knowles	Speakers & Transducers Balanced Armature Speaker	Datasheet	154In Stock	$30.40 $23.35 $21.17 $19.74 View $18.95 $17.68	Min.: 1 Mult.: 1
Speakers & Transducers Balanced Armature Speaker FC-26171-000 Knowles 1: $42.65 53In Stock	Mfr. Part # FC-26171-000 Mouser Part # 721-FC-26171-000	Knowles	Speakers & Transducers Balanced Armature Speaker	Datasheet	53In Stock	$42.65 $32.30 $29.11 $27.06 View $26.28 $26.03 Quote	Min.: 1 Mult.: 1
Speakers & Transducers VERY SMALL DUEL BASS EMPHASIS Knowles DWFK-31785-000 DWFK-31785-000 Knowles 1: $66.92 141In Stock	Mfr. Part # DWFK-31785-000 Mouser Part # 721-DWFK-31785-000	Knowles	Speakers & Transducers VERY SMALL DUEL BASS EMPHASIS	Datasheet	141In Stock	$66.92 $52.23 $47.52 $44.97 View $42.15 Quote	Min.: 1 Mult.: 1
Speakers & Transducers Balanced Armature Knowles HODVTEC-31618-000 HODVTEC-31618-000 Knowles 1: $48.57 50In Stock	Mfr. Part # HODVTEC-31618-000 Mouser Part # 721-HODVTEC31618000	Knowles	Speakers & Transducers Balanced Armature Learn More about Knowles tec speakers	Datasheet	50In Stock	$48.57 $38.02 $34.61 $32.28 View $30.77 Quote	Min.: 1 Mult.: 1
MEMS Microphones 71dB 1.3mm Height 0.25mm port Knowles MM20-33366-000 MM20-33366-000 Knowles 1: $10.29 1,398In Stock 1,400Expected 11/13/2026	Mfr. Part # MM20-33366-000 Mouser Part # 721-MM20-33366-000	Knowles	MEMS Microphones 71dB 1.3mm Height 0.25mm port	Datasheet	1,398In Stock 1,400Expected 11/13/2026	$10.29 $7.91 $7.16 $6.65 View $6.18 $5.75 $5.40 $5.25 Quote	Min.: 1 Mult.: 1
Power Inductors - Leaded Telecoil 5100-253447 Knowles 1: $9.28 6In Stock	Mfr. Part # 5100-253447 Mouser Part # 721-5100253447	Knowles	Power Inductors - Leaded Telecoil	Datasheet	6In Stock	$9.28 $7.30 $6.63 $6.13 View $5.68 $5.15 $4.92 $4.82	Min.: 1 Mult.: 1

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