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Knowles Semiconductors

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS
	Board Mount Motion & Position Sensors 7.92 x 5.59 x 4.14mm '-45 20hz to 10Khz BU-21771-000 Knowles 1: $61.65 108In Stock	Mfr. Part No. BU-21771-000 Mouser Part No 721-BU-21771-000	Knowles	Board Mount Motion & Position Sensors 7.92 x 5.59 x 4.14mm '-45 20hz to 10Khz	Datasheet	108In Stock	$61.65 $56.95 $55.20 $53.06 View $50.43 $49.15 $49.14	Min.: 1 Mult.: 1
	MEMS Microphones MICROPHONE MM20-33639-000 Knowles 1: $11.20 190In Stock	Mfr. Part No. MM20-33639-000 Mouser Part No 721-MM20-33639-000	Knowles	MEMS Microphones MICROPHONE	Datasheet	190In Stock	$11.20 $8.72 $7.92 $7.37 View $6.84 $6.27 $6.21	Min.: 1 Mult.: 1
	Board Mount Motion & Position Sensors 7.92 X 5.59 X 2.28MM -40, 20hz to 10Khz BU-23842-000 Knowles 1: $61.65 110In Stock	Mfr. Part No. BU-23842-000 Mouser Part No 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	$61.65 $56.95 $55.20 $53.10 View $50.97 $49.68 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 2026/11/13	Mfr. Part No. MM20-33366-000 Mouser Part No 721-MM20-33366-000	Knowles	MEMS Microphones 71dB 1.3mm Height 0.25mm port	Datasheet	1,398In Stock 1,400Expected 2026/11/13	$10.29 $7.91 $7.16 $6.65 View $6.18 $5.76 $5.40 $5.26	Min.: 1 Mult.: 1
	Board Mount Motion & Position Sensors 7.92 X 5.59 X 4.14MM -39, 20hz to 10Khz BU-23173-000 Knowles 1: $61.65 1In Stock 400On Order	Mfr. Part No. BU-23173-000 Mouser Part No 721-BU-23173-000	Knowles	Board Mount Motion & Position Sensors 7.92 X 5.59 X 4.14MM -39, 20hz to 10Khz	Datasheet	1In Stock 400On Order On Order Ship Dates Mfr. No: BU-23173-000 Stock: 1 Can Dispatch Immediately On Order: 200 Expected 2026/10/23 200 Expected 2026/10/30 Factory Lead Time: 9 Weeks	$61.65 $56.95 $55.20 $53.10 View $50.97 $49.68 Quote	Min.: 1 Mult.: 1