About Audio Sensors

Audio Sensors

Audio sensors are devices that detect sound and convert it into an electrical signal. They are used in many different applications, such as telephones, home security systems, and automotive safety systems. The most common type of audio sensor is the microphone, which converts sound into electrical signals that can be amplified to a useable level. Other types of audio sensors include laser microphones and acoustic detectors. Audio sensors are used to detect noise levels, to measure and record sound, and to create virtual surround sound.

Audio Sensors

MEMS Microphones

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Image	Stock Code(▲▼)	Description	Manufacturer	Availability ⓘ (▲▼)	Price(AUD) (Ex. GST)(▲▼)	Enter Qty

SPM0423HE4H-WB

100 Hz ~ 10 kHz Digital, PDM Microphone MEMS (Silicon) 1.6 V ~ 3.6 V Omnidirectional (-26dB ±3dB @ 94dB SPL) Solder Pads
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Knowles

0
6 to 16 Weeks

November 2026

November 2026
	S	M	T	W	T	F	S
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48	22	23	24	25	26	27	28
49	29	30	1	2	3	4	5

AUD 1.4677

Multiples of: 1200

CMM-2718AT-42108-TR

- MEMS Microphones ROHS
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

CUI Inc

0
6 to 16 Weeks

November 2026

November 2026
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44	25	26	27	28	29	30	31
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48	22	23	24	25	26	27	28
49	29	30	1	2	3	4	5

AUD 1.4946

Multiples of: 1

ICS-40181

MEMS Microphones RF-Hardened, Low-Noise Microphone with Top Port and Analog Output
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

TDK

0
6 to 16 Weeks

November 2026

November 2026
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44	25	26	27	28	29	30	31
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49	29	30	1	2	3	4	5

AUD 1.521

Multiples of: 1

INMP621ACEZ-R0

45 Hz ~ 20 kHz Digital, PDM Microphone MEMS (Silicon) 1.62 V ~ 3.63 V Omnidirectional (-46dB ±2dB @ 94dB SPL) Solder Pads
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

TDK

0
6 to 16 Weeks

November 2026

November 2026
	S	M	T	W	T	F	S
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7
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48	22	23	24	25	26	27	28
49	29	30	1	2	3	4	5

AUD 1.5266

Multiples of: 5000

ICS-40619

MEMS Microphones High Dynamic Range Microphone with Differential Output and Low Power
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

TDK

0
6 to 16 Weeks

November 2026

November 2026
	S	M	T	W	T	F	S
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7
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47	15	16	17	18	19	20	21
48	22	23	24	25	26	27	28
49	29	30	1	2	3	4	5

AUD 1.5336

Multiples of: 10000

SPU0414HR5H-SB

MEMS Microphones SiSonic UltraMini Top Port Amp MaxRF
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Knowles

0
6 to 16 Weeks

November 2026

November 2026
	S	M	T	W	T	F	S
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7
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48	22	23	24	25	26	27	28
49	29	30	1	2	3	4	5

AUD 1.6292

Multiples of: 1

9003AC-14-33EQ25.00000

Oscillator MEMS 25MHz ±100ppm (Stability) 15pF LVCMOS/LVTTL 55% 3.3V 4-Pin QFN SMD Bulk
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

SiTime

0
6 to 16 Weeks

November 2026

November 2026
	S	M	T	W	T	F	S
44	25	26	27	28	29	30	31
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49	29	30	1	2	3	4	5

AUD 1.6583

Multiples of: 1

CMM-4030DB-26354-TR

MEMS Microphones MEMs Microphone 4x3mm 2Vdc SMT
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Same Sky

0
6 to 16 Weeks

November 2026

November 2026
	S	M	T	W	T	F	S
44	25	26	27	28	29	30	31
45	1	2	3	4	5	6	7
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49	29	30	1	2	3	4	5

AUD 1.7411

Multiples of: 1

MP23DB01HPTR

MEMS Microphones MEMS audio sensor multi performance mode digital microphone
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

STMicroelectronics

0
6 to 16 Weeks

November 2026

November 2026
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44	25	26	27	28	29	30	31
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49	29	30	1	2	3	4	5

AUD 1.7537

Multiples of: 1

PMM-3738-VM1000-R

MEMS Microphones PIEZO Low-Noise -38 DB 1.8 VDC
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

PUI Audio

0
6 to 16 Weeks

November 2026