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Knowles Speakers & Transducers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Type	Mounting Style	Frequency	Sound Pressure Level	Impedance	Shape	Termination Style	Minimum Operating Temperature	Maximum Operating Temperature	Diameter	Length	Width	Depth
Speakers & Transducers PREMUIM BANDWIDTH WARM BASS, HIGH OUTP GK-31732-000 Knowles 1: ¥12,527.3 260In Stock	Mfr. Part # GK-31732-000 Mouser Part # 721-GK-31732-000	Knowles	Speakers & Transducers PREMUIM BANDWIDTH WARM BASS, HIGH OUTP	Datasheet	260In Stock	¥12,527.3 ¥9,788.3 ¥8,906.3 ¥8,547.5 View ¥8,328.3 Quote	Min.: 1 Mult.: 1	Receivers	Balanced Armature	Panel Mount	1 kHz	131 dBA	23 Ohms	Rectangular	Solder Pad	0 C	+ 63 C		9.47 mm	7.18 mm	6.9 mm
Speakers & Transducers Balanced Armature Speaker ED-21912-000 Knowles 1: ¥5,044.5 771In Stock	Mfr. Part # ED-21912-000 Mouser Part # 721-ED-21912-000	Knowles	Speakers & Transducers Balanced Armature Speaker	Datasheet	771In Stock	¥5,044.5 ¥3,878.4 ¥3,516.3 ¥3,278.8 View ¥3,059.6 ¥2,948.3 ¥2,941.6 Quote	Min.: 1 Mult.: 1	Receivers	Balanced Armature	Panel Mount	800 Hz	117 dBA	725 Ohms	Rectangular	Solder Pad				6.3 mm	4.29 mm	3.02 mm
Speakers & Transducers Balanced Armature Speaker ED-29689-000 Knowles 1: ¥5,039.5 802In Stock	Mfr. Part # ED-29689-000 Mouser Part # 721-ED-29689-000	Knowles	Speakers & Transducers Balanced Armature Speaker	Datasheet	802In Stock	¥5,039.5 ¥3,878.4 ¥3,516.3 ¥3,278.8 View ¥3,059.6 ¥3,001.4 ¥2,991.5 Quote	Min.: 1 Mult.: 1	Receivers	Balanced Armature	Panel Mount	500 Hz	128 dBA	7.1 Ohms	Rectangular	Solder Pad				6.3 mm	4.29 mm	2.97 mm
Speakers & Transducers Balanced Armature Speaker ED-21913-000 Knowles 1: ¥4,986.3 144In Stock 200Expected 10/23/2026	Mfr. Part # ED-21913-000 Mouser Part # 721-ED-21913-000	Knowles	Speakers & Transducers Balanced Armature Speaker	Datasheet	144In Stock 200Expected 10/23/2026	¥4,986.3 ¥3,880.1 ¥3,526.3 ¥3,312 View ¥3,066.2 ¥2,936.6 Quote	Min.: 1 Mult.: 1	Receivers	Balanced Armature	Panel Mount	800 Hz	117 dBA	1.45 kOhms	Rectangular	Solder Pad				6.3 mm	4.29 mm	3.02 mm
Speakers & Transducers Balanced Armature Speaker ED-26805-000 Knowles 1: ¥5,049.4 98In Stock	Mfr. Part # ED-26805-000 Mouser Part # 721-ED26805000	Knowles	Speakers & Transducers Balanced Armature Speaker	Datasheet	98In Stock	¥5,049.4 ¥3,878.4 ¥3,516.3 ¥3,278.8 View ¥3,057.9 ¥2,936.6	Min.: 1 Mult.: 1	Receivers	Balanced Armature	Panel Mount	1 kHz	123 dBA	28 Ohms	Rectangular	Solder Pad	- 17 C	+ 63 C		6.3 mm	4.3 mm	3 mm
Speakers & Transducers Plug 2.08 dia. 2200 Res, Red BF-1921-000 Knowles 1: ¥418.6 3,964In Stock	Mfr. Part # BF-1921-000 Mouser Part # 721-BF-1921-000	Knowles	Speakers & Transducers Plug 2.08 dia. 2200 Res, Red	Datasheet	3,964In Stock	¥418.6 ¥318.9 ¥287.4 ¥265.8 View ¥244.2 ¥217.6 ¥201 ¥187.7 ¥172.7	Min.: 1 Mult.: 1	Dampers	Acoustic				2.2 kOhms	Round				2.08 mm	2.44 mm
Speakers & Transducers Balanced Armature Speaker BK-28507-000 Knowles 1: ¥5,193.9 365In Stock	Mfr. Part # BK-28507-000 Mouser Part # 721-BK-28507-000	Knowles	Speakers & Transducers Balanced Armature Speaker		365In Stock	¥5,193.9 ¥4,013 ¥3,637.6 ¥3,391.8 View ¥3,164.2 ¥3,101.1 ¥3,038 Quote	Min.: 1 Mult.: 1	Receivers	Balanced Armature	Panel Mount	6 kHz	126 dBA	13.3 Ohms	Rectangular	Solder Pad	- 17 C	+ 63 C		7.87 mm	5.59 mm	4.01 mm
Speakers & Transducers Balanced Armature Speaker FK-23451-000 Knowles 1: ¥8,381.4 41In Stock	Mfr. Part # FK-23451-000 Mouser Part # 721-FK-23451-000	Knowles	Speakers & Transducers Balanced Armature Speaker	Datasheet	41In Stock	¥8,381.4 ¥6,461.3 ¥5,825.1 ¥5,413.2 View ¥5,208.9 ¥5,207.2 Quote	Min.: 1 Mult.: 1	Receivers	Balanced Armature	Panel Mount	1 kHz	107 dBA	630 Ohms	Rectangular	Solder Pad				5 mm	2.73 mm	1.98 mm
Speakers & Transducers RECEIVER GV-32830-000 Knowles 1: ¥15,958.9 92In Stock	Mfr. Part # GV-32830-000 Mouser Part # 721-GV-32830-000	Knowles	Speakers & Transducers RECEIVER Learn More about Knowles gu gv receivers	Datasheet	92In Stock	¥15,958.9 ¥12,215 ¥11,258.3	Min.: 1 Mult.: 1	Receivers	Balanced Armature	Panel Mount	1 kHz	113.5 dBA	28.125 Ohms	Rectangular	Solder Pad	0 C	+ 63 C		7.87 mm	5.59 mm
Speakers & Transducers Wideband Balanced Armature Speaker WBFK-30019-000 Knowles 1: ¥5,107.6 74In Stock	Mfr. Part # WBFK-30019-000 Mouser Part # 721-WBFK-30019-000	Knowles	Speakers & Transducers Wideband Balanced Armature Speaker	Datasheet	74In Stock	¥5,107.6 ¥3,933.2 ¥3,564.5 ¥3,325.3 View ¥3,102.7 ¥2,978.2 ¥2,976.5 Quote	Min.: 1 Mult.: 1	Receivers	Wideband Balanced Armature		7.7 kHz	114 dBA	15.2 Ohms	Rectangular	Wire Leads				5 mm	2.73 mm	1.98 mm
Speakers & Transducers 1.78DIA X 1.65MM SCREEN 1500 RES BF-3038-000 Knowles 1: ¥546.5 99In Stock	Mfr. Part # BF-3038-000 Mouser Part # 721-BF-3038-000	Knowles	Speakers & Transducers 1.78DIA X 1.65MM SCREEN 1500 RES	Datasheet	99In Stock	¥546.5 ¥397 ¥352.1 ¥325.6 View ¥274.1 ¥270.7 ¥245.8 ¥229.2 ¥214.3	Min.: 1 Mult.: 1	Dampers	Acoustic				1.5 kOhms	Round				1.78 mm	1.65 mm
Speakers & Transducers 1.12DIA X 1.410MM SCREEN 4700 RES BF-3163-000 Knowles 1: ¥546.5 900In Stock 99On Order	Mfr. Part # BF-3163-000 Mouser Part # 721-BF-3163-000	Knowles	Speakers & Transducers 1.12DIA X 1.410MM SCREEN 4700 RES	Datasheet	900In Stock 99On Order	¥546.5 ¥397 ¥352.1 ¥325.6 View ¥274.1 ¥270.7 ¥245.8 ¥229.2 ¥214.3	Min.: 1 Mult.: 1	Dampers	Acoustic				4.7 kOhms	Round				1.12 mm	1.41 mm
Speakers & Transducers 1.78DIA X 1.65MM SCREEN 2200 RES BF-3037-000 Knowles 1: ¥546.5 470In Stock	Mfr. Part # BF-3037-000 Mouser Part # 721-BF-3037-000	Knowles	Speakers & Transducers 1.78DIA X 1.65MM SCREEN 2200 RES	Datasheet	470In Stock	¥546.5 ¥397 ¥352.1 ¥325.6 View ¥274.1 ¥270.7 ¥245.8 ¥239.2	Min.: 1 Mult.: 1	Dampers	Acoustic				2.2 kOhms	Round				1.78 mm	1.65 mm
Speakers & Transducers 1.37DIA X 1.57MM SCREEN 1500 RES BF-3039-000 Knowles 1: ¥546.5 77In Stock	Mfr. Part # BF-3039-000 Mouser Part # 721-BF-3039-000	Knowles	Speakers & Transducers 1.37DIA X 1.57MM SCREEN 1500 RES	Datasheet	77In Stock	¥546.5 ¥397 ¥352.1 ¥325.6 View ¥274.1 ¥270.7 ¥245.8 ¥229.2 ¥214.3	Min.: 1 Mult.: 1	Dampers	Acoustic				1.5 kOhms	Round				1.37 mm	1.57 mm
Speakers & Transducers 1.78DIA X 1.65MM SCREEN 680 RES BF-1997-000 Knowles 1: ¥496.6 75In Stock	Mfr. Part # BF-1997-000 Mouser Part # 721-BF-1997-000	Knowles	Speakers & Transducers 1.78DIA X 1.65MM SCREEN 680 RES	Datasheet	75In Stock	¥496.6 ¥360.4 ¥320.6 ¥307.3 View ¥260.8 ¥245.8 ¥224.2 ¥209.3 ¥202.6	Min.: 1 Mult.: 1	Dampers	Acoustic				680 Ohms	Round				1.78 mm	1.65 mm
Speakers & Transducers 1.12DIA X 1.410MM SCREEN 1500 RES BF-1991-000 Knowles 1: ¥496.6 13In Stock	Mfr. Part # BF-1991-000 Mouser Part # 721-BF-1991-000	Knowles	Speakers & Transducers 1.12DIA X 1.410MM SCREEN 1500 RES	Datasheet	13In Stock	¥496.6 ¥360.4 ¥320.6 ¥307.3 View ¥260.8 ¥245.8 ¥224.2 ¥209.3 ¥202.6	Min.: 1 Mult.: 1	Dampers	Acoustic				1.5 kOhms	Round				1.12 mm	1.41 mm
Speakers & Transducers 1.78DIA X 1.65MM SCREEN 330 RES BF-3034-000 Knowles 1: ¥546.5 69In Stock	Mfr. Part # BF-3034-000 Mouser Part # 721-BF-3034-000	Knowles	Speakers & Transducers 1.78DIA X 1.65MM SCREEN 330 RES	Datasheet	69In Stock	¥546.5 ¥397 ¥352.1 ¥325.6 View ¥274.1 ¥270.7 ¥245.8 ¥229.2 ¥214.3	Min.: 1 Mult.: 1	Dampers	Acoustic				330 Ohms					1.78 mm	1.65 mm
Speakers & Transducers 1.78DIA X 1.65MM SCREEN 1000 RES BF-3035-000 Knowles 1: ¥546.5 84In Stock	Mfr. Part # BF-3035-000 Mouser Part # 721-BF-3035-000	Knowles	Speakers & Transducers 1.78DIA X 1.65MM SCREEN 1000 RES	Datasheet	84In Stock	¥546.5 ¥397 ¥352.1 ¥325.6 View ¥274.1 ¥270.7 ¥245.8 ¥229.2 ¥214.3	Min.: 1 Mult.: 1	Dampers	Acoustic				1 kOhms	Round				1.78 mm	1.65 mm
Speakers & Transducers Balanced Armature Speaker FC-23265-000 Knowles 1: ¥7,084.2 62In Stock	Mfr. Part # FC-23265-000 Mouser Part # 721-FC-23265-000	Knowles	Speakers & Transducers Balanced Armature Speaker	Datasheet	62In Stock	¥7,084.2 ¥5,365 ¥4,835.2 ¥4,494.7 View ¥4,365.1 ¥4,323.6 Quote	Min.: 1 Mult.: 1	Receivers	Balanced Armature	Panel Mount	1 kHz	100 dBA	1.055 kOhms	Rectangular	Solder Pad				5.18 mm	3.54 mm	3 mm
Speakers & Transducers RECEIVER GU-32829-000 Knowles 1: ¥8,780 82In Stock	Mfr. Part # GU-32829-000 Mouser Part # 721-GU-32829-000	Knowles	Speakers & Transducers RECEIVER Learn More about Knowles gu gv receivers	Datasheet	82In Stock	¥8,780 ¥6,805.1 ¥6,134.1 ¥5,700.6 View ¥5,484.6 Quote	Min.: 1 Mult.: 1	Receivers	Balanced Armature		70 Hz to 9.9 kHz	113.5 dBA	17 Ohms			- 40 C	+ 63 C		7.87 mm	5.59 mm
Speakers & Transducers RECEIVER WBFK-33649-000 Knowles 1: ¥5,217.2 83In Stock	Mfr. Part # WBFK-33649-000 Mouser Part # 721-WBFK-33649-000	Knowles	Speakers & Transducers RECEIVER		83In Stock	¥5,217.2 ¥3,933.2 ¥3,564.5 ¥3,325.3 View ¥3,102.7 ¥3,096.1 ¥3,094.4 Quote	Min.: 1 Mult.: 1	Receivers	Balanced Armature	Panel Mount				Rectangular	Solder Pad	- 17 C	+ 63 C		5 mm	2.73 mm	1.98 mm
Speakers & Transducers Plug 2.08 dia. 330 Res, Grey BF-1999-000 Knowles 1: ¥418.6 1,018In Stock	Mfr. Part # BF-1999-000 Mouser Part # 721-BF-1999-000	Knowles	Speakers & Transducers Plug 2.08 dia. 330 Res, Grey	Datasheet	1,018In Stock	¥418.6 ¥318.9 ¥287.4 ¥265.8 View ¥244.2 ¥217.6 ¥201 ¥186 ¥172.7	Min.: 1 Mult.: 1	Dampers	Acoustic				330 Ohms	Round				2.08 mm	2.44 mm
Speakers & Transducers Balanced Armature Speaker BK-21610-000 Knowles 1: ¥5,200.6 84In Stock	Mfr. Part # BK-21610-000 Mouser Part # 721-BK-21610-000	Knowles	Speakers & Transducers Balanced Armature Speaker	Datasheet	84In Stock	¥5,200.6 ¥4,013 ¥3,637.6 ¥3,391.8 View ¥3,164.2 ¥3,038 ¥3,036.3 Quote	Min.: 1 Mult.: 1	Receivers	Balanced Armature	Board Mount	4 kHz	119.75 dBA	145 Ohms	Rectangular	Solder Pad				7.87 mm	5.59 mm	4.01 mm
Speakers & Transducers 7.87 X 5.59 X 4.01MM 126 SENS, 1S PORT EF-26329-000 Knowles 1: ¥5,335.1 22In Stock	Mfr. Part # EF-26329-000 Mouser Part # 721-EF-26329-000	Knowles	Speakers & Transducers 7.87 X 5.59 X 4.01MM 126 SENS, 1S PORT	Datasheet	22In Stock	¥5,335.1 ¥4,077.8 View ¥3,707.4 ¥3,571.2 ¥3,483.1 Quote	Min.: 1 Mult.: 1	Receivers	Balanced Armature	Panel Mount	1 kHz	126 dBA	150 Ohms	Rectangular	Solder Pad				7.87 mm	5.59 mm	4.06 mm
Speakers & Transducers WIDE BANDWIDTH, WARM BASS, HIGH OUTPUT HE-31751-000 Knowles 1: ¥9,265.1 23In Stock	Mfr. Part # HE-31751-000 Mouser Part # 721-HE-31751-000	Knowles	Speakers & Transducers WIDE BANDWIDTH, WARM BASS, HIGH OUTPUT	Datasheet	23In Stock	¥9,265.1 ¥7,222 View ¥6,531.1 ¥6,069.3 ¥5,841.7 ¥5,840.1 Quote	Min.: 1 Mult.: 1	Receivers	Balanced Armature	Panel Mount	10 kHz	132 dBA	118.1 Ohms	Rectangular	Solder Pad	0 C	+ 63 C		9.47 mm	7.18 mm	7.26 mm