Parts from Knowles, ED Inventory

300 Hz ~ 5 kHz Analog Microphone Magnetic Omnidirectional (-75.5dB ±3dB @ 74dB SPL) Solder Pads

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
DigiKey	423-BJ-21590-000-ND	218		$40.18	$32.76	$28.66	$28.66	$28.66	$28.66

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Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
DigiKey	1956-6926-13-ND	150		$24.15	$19.42	$17.53	$16.94	$15.95	$15.95

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Microphonewith Dimensions: 3.76mm x 2.95mm x 1.10mm Maximum

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
DigiKey	423-1134-1-ND	73316	1	$1.60	$1.33	$1.16	$1.09	$0.88	$0.88

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Speakers & Transducers Balanced Armature Speaker

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	721-DTEC30265000	0	100				$43.87	$43.87	$43.87

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Trimmer/Variable Capacitors

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	768-QP6	0	50			$128.40	$127.15	$127.15	$127.15

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Trimmer/Variable Capacitors

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	768-SM10	0	1	$128.00	$120.05	$114.73	$113.63	$113.63	$113.63

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Trimmer/Variable Capacitors

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	768-TP38	0	50			$211.10	$211.10	$211.10	$211.10

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Trimmer/Variable Capacitors

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	768-SM10	0	1	$128.00	$120.05	$114.73	$113.63	$113.63	$113.63

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Speakers & Transducers Balanced Armature Speaker

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	721-GD3031593000	0		$37.79

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Speakers & Transducers Balanced Armature Speaker

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	721-DTEC30265000	0	100				$43.87	$43.87	$43.87