Parts from Knowles, ED Inventory

100 Hz ~ 10 kHz Digital, PDM Microphone MEMS (Silicon) 1.62 V ~ 3.6 V Omnidirectional (-26dB ±1dB @ 94dB SPL) Solder Pads

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
DigiKey	423-SPH0641LM4H-1DKR-ND	77206		$0.76	$0.62	$0.53	$0.53	$0.53	$0.53

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100 Hz ~ 10 kHz Analog Microphone Electret Condenser Omnidirectional () Solder Pads

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
DigiKey	FG-30088-S12-ND	0	25			$41.82	$41.82	$41.82	$41.82

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Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
DigiKey	TC-35030-000-ND	0	5		$199.00	$199.00	$199.00	$199.00	$199.00

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3 ~ 15pF Trimmer Capacitor 125 V Top Surface Mount

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
DigiKey	1674-1018-6-ND	6559		$3.61	$2.55	$2.55	$1.99	$1.71	$1.52

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8 ~ 40pF Trimmer Capacitor 125 V Top Surface Mount

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
DigiKey	1674-1006-6-ND	7545		$3.45	$2.43	$2.43	$1.90	$1.61	$1.38

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Microphone ()

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
DigiKey	423-IA610DKR-ND	11655		$4.60	$3.75	$3.25	$3.06	$2.63	$2.63

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345 Ohms Receiver Speaker 200 Hz ~ 6.3 kHz Top Rectangular

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
DigiKey	EF-27985-000-ND	0	100				$21.04	$21.04	$21.04

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20 Hz ~ 10 kHz Digital, I2S Microphone MEMS (Silicon) 1.62 V ~ 3.6 V Omnidirectional (-26dB ±3dB @ 94dB SPL) Solder Pads

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
DigiKey	423-SPH0645LM4H-BDKR-ND	211382		$1.95	$1.59	$1.49	$1.49	$1.49	$1.49

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Vibration, Acceleration Sensor Voltage User Defined Solder Posts

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
DigiKey	423-BU-27135-141-ND	67	1	$59.27	$53.06	$50.10	$48.40	$48.40	$48.40

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27.8 Ohms Receiver, Balanced Armature Speaker 100 Hz ~ 4.66 kHz Top Round

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
DigiKey	423-SR8850NSS-000-ND	0					$12.53	$12.53	$12.53