Microphones 5.56 X 3.98 X 2.21MM -57 SENS, 12S PORT
+1 image
EK-23028-C36
Knowles
1:
$28.51
617 In Stock
Mouser Part No 721-EK-23028-C36
Knowles
Microphones 5.56 X 3.98 X 2.21MM -57 SENS, 12S PORT
617 In Stock
1
$28.51
10
$22.12
25
$20.07
50
$18.68
100
View
100
$17.41
300
$17.16
500
$16.71
1,000
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Min.: 1 Mult.: 1
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Microphones Omni-Directional Microphone
EM-23346-C36
Knowles
1:
$30.65
192 In Stock
Mouser Part No 721-EM-23346-C36
Knowles
Microphones Omni-Directional Microphone
192 In Stock
1
$30.65
10
$23.92
25
$21.75
50
$20.27
100
View
100
$19.56
300
$18.32
5,000
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Min.: 1 Mult.: 1
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Microphones Waterproof Speaker
MR-23333-000
Knowles
1:
$75.85
169 In Stock
Mouser Part No 721-MR-23333-000
Knowles
Microphones Waterproof Speaker
169 In Stock
1
$75.85
10
$59.77
25
$54.54
50
$51.78
100
$51.77
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Microphones -52 Sens, Flat Rsp. -100dB Noise output
NR-23160-000
Knowles
1:
$31.99
177 In Stock
Mouser Part No 721-NR-23160-000
Knowles
Microphones -52 Sens, Flat Rsp. -100dB Noise output
177 In Stock
1
$31.99
10
$24.96
25
$22.70
50
$21.16
100
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100
$19.97
300
$19.22
5,000
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Speakers & Transducers Balanced Armature Receiver,level sound
RAB-32063-000
Knowles
1:
$21.91
187 In Stock
Mouser Part No 721-RAB-32063-000
Knowles
Speakers & Transducers Balanced Armature Receiver,level sound
187 In Stock
1
$21.91
10
$16.99
25
$15.42
50
$14.36
100
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100
$13.45
300
$12.55
1,000
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Speakers & Transducers Balanced Armature Receiver
RAB-32066-000
Knowles
1:
$21.91
487 In Stock
526 On Order
Mouser Part No 721-RAB-32066-000
Knowles
Speakers & Transducers Balanced Armature Receiver
487 In Stock
526 On Order
View Dates
Stock:
487 Can Dispatch Immediately
On Order:
26 Expected 17/07/2026
500 Expected 07/08/2026
Factory Lead Time:
9 Weeks
1
$21.91
10
$16.99
25
$15.42
50
$14.36
100
View
100
$13.93
300
$13.38
500
$13.04
1,000
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Min.: 1 Mult.: 1
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Speakers & Transducers Balanced Armature Receiver, warm bass
RAB-32257-000
Knowles
1:
$22.19
202 In Stock
Mouser Part No 721-RAB32257000
Knowles
Speakers & Transducers Balanced Armature Receiver, warm bass
202 In Stock
1
$22.19
10
$16.93
25
$15.35
50
$14.30
100
View
100
$13.32
300
$12.55
1,000
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Min.: 1 Mult.: 1
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Speakers & Transducers dual balanced armature receiver
TWFK-30017-000
Knowles
1:
$61.49
170 In Stock
Mouser Part No 721-TWFK-30017-000
Knowles
Speakers & Transducers dual balanced armature receiver
170 In Stock
1
$61.49
10
$48.20
25
$43.91
50
$42.80
100
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100
$41.68
300
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Speakers & Transducers Wideband Balanced Armature Speaker
WBFK-30095-000
Knowles
1:
$30.78
90 In Stock
Mouser Part No 721-WBFK-30095-000
Knowles
Speakers & Transducers Wideband Balanced Armature Speaker
90 In Stock
1
$30.78
10
$23.78
25
$21.56
50
$20.09
100
View
100
$18.81
300
$17.93
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Min.: 1 Mult.: 1
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Speakers & Transducers RECEIVER ASSEMBLY
Knowles RLQ-34240-000
RLQ-34240-000
Knowles
1:
$54.35
194 In Stock
Mouser Part No 721-RLQ-34240-000
Knowles
Speakers & Transducers RECEIVER ASSEMBLY
194 In Stock
1
$54.35
10
$42.57
25
$38.77
50
$37.42
100
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100
$37.25
300
$34.92
5,000
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Min.: 1 Mult.: 1
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Microphones -75 Sens, 0Jn Port Omni
BJ-21590-000
Knowles
1:
$45.59
436 In Stock
Mouser Part No 721-BJ-21590-000
Knowles
Microphones -75 Sens, 0Jn Port Omni
436 In Stock
1
$45.59
10
$35.68
25
$32.47
50
$30.28
100
View
100
$28.66
1,000
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Min.: 1 Mult.: 1
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Speakers & Transducers Balanced Armature Speaker
BK-26824-000
Knowles
1:
$31.30
459 In Stock
Mouser Part No 721-BK-26824-000
Knowles
Speakers & Transducers Balanced Armature Speaker
459 In Stock
1
$31.30
10
$24.16
25
$21.90
50
$20.42
100
View
100
$19.05
300
$18.67
500
$18.29
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Min.: 1 Mult.: 1
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Speakers & Transducers RECEIVER
GV-32830-000
Knowles
1:
$94.76
94 In Stock
Mouser Part No 721-GV-32830-000
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Speakers & Transducers RECEIVER
94 In Stock
1
$94.76
10
$74.48
25
$70.29
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Min.: 1 Mult.: 1
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Microphones Waterproof Speaker Omni
MR-23151-000
Knowles
1:
$54.16
336 In Stock
Mouser Part No 721-MR-23151-000
Knowles
Microphones Waterproof Speaker Omni
336 In Stock
1
$54.16
10
$42.42
25
$38.63
50
$36.15
100
View
100
$34.78
1,000
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Min.: 1 Mult.: 1
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Speakers & Transducers RECEIVER
Knowles RAQ-33862-B148
RAQ-33862-B148
Knowles
1:
$10.14
98 In Stock
500 Expected 14/08/2026
Mouser Part No 721-RAQ-33862-B148
Knowles
Speakers & Transducers RECEIVER
98 In Stock
500 Expected 14/08/2026
1
$10.14
10
$7.85
25
$7.12
50
$6.62
100
View
100
$6.15
300
$5.50
500
$5.31
1,000
$5.25
5,000
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Speakers & Transducers VERY SMALL DUEL BASS EMPHASIS
Knowles DWFK-31785-000
DWFK-31785-000
Knowles
1:
$66.92
57 In Stock
100 Expected 17/07/2026
Mouser Part No 721-DWFK-31785-000
Knowles
Speakers & Transducers VERY SMALL DUEL BASS EMPHASIS
57 In Stock
100 Expected 17/07/2026
1
$66.92
10
$52.23
25
$47.52
50
$44.97
100
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100
$42.15
300
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Min.: 1 Mult.: 1
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Speakers & Transducers Balanced Armature
Knowles HODVTEC-31618-000
HODVTEC-31618-000
Knowles
1:
$48.57
75 In Stock
Mouser Part No 721-HODVTEC31618000
Knowles
Speakers & Transducers Balanced Armature
75 In Stock
1
$48.57
10
$38.02
25
$34.61
50
$32.28
100
View
100
$30.77
5,000
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Min.: 1 Mult.: 1
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MEMS Microphones 71dB 1.3mm Height 0.25mm port
Knowles MM20-33366-000
MM20-33366-000
Knowles
1:
$10.29
670 In Stock
1,300 On Order
Mouser Part No 721-MM20-33366-000
Knowles
MEMS Microphones 71dB 1.3mm Height 0.25mm port
670 In Stock
1,300 On Order
View Dates
Stock:
670 Can Dispatch Immediately
On Order:
600 Expected 07/08/2026
700 Expected 14/08/2026
Factory Lead Time:
8 Weeks
1
$10.29
10
$7.91
25
$7.16
50
$6.65
100
View
100
$6.18
300
$5.75
500
$5.40
1,000
$5.25
5,000
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Min.: 1 Mult.: 1
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Power Inductors - Leaded Telecoil
5100-253444
Knowles
1:
$9.06
23 In Stock
Mouser Part No 721-5100253444
Knowles
Power Inductors - Leaded Telecoil
23 In Stock
1
$9.06
10
$7.43
25
$6.42
50
$5.97
100
View
100
$5.57
250
$5.09
500
$4.92
1,000
$4.82
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Min.: 1 Mult.: 1
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Power Inductors - Leaded Telecoil
5100-253447
Knowles
1:
$9.28
8 In Stock
Mouser Part No 721-5100253447
Knowles
Power Inductors - Leaded Telecoil
8 In Stock
1
$9.28
10
$7.30
25
$6.63
50
$6.13
100
View
100
$5.68
250
$5.15
500
$4.92
1,000
$4.82
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Min.: 1 Mult.: 1
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Speakers & Transducers Plug 2.08 dia. 1500 Res, Green
BF-1861-000
Knowles
1:
$2.44
478 In Stock
Mouser Part No 721-BF-1861-000
Knowles
Speakers & Transducers Plug 2.08 dia. 1500 Res, Green
478 In Stock
1
$2.44
10
$1.87
25
$1.69
50
$1.57
100
View
100
$1.44
300
$1.28
500
$1.22
1,000
$1.13
5,000
$1.04
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Min.: 1 Mult.: 1
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Board Mount Motion & Position Sensors 7.92 X 5.59 X 2.28MM -40, 20hz to 10Khz
BU-23842-000
Knowles
1:
$61.64
14 In Stock
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
14 In Stock
1
$61.64
5
$56.94
10
$55.19
25
$53.09
50
View
50
$50.97
100
$49.68
200
$49.67
500
Quote
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Min.: 1 Mult.: 1
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Microphones 5.56 X 3.98 X 2.21MM -59 SENS, 12S PORT
EA-21842-C36
Knowles
1:
$28.17
64 In Stock
100 Expected 31/07/2026
Mouser Part No 721-EA-21842-C36
Knowles
Microphones 5.56 X 3.98 X 2.21MM -59 SENS, 12S PORT
64 In Stock
100 Expected 31/07/2026
1
$28.17
10
$21.97
25
$19.98
50
$18.61
100
View
100
$17.35
300
$16.66
1,000
Quote
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Min.: 1 Mult.: 1
Details
Speakers & Transducers Balanced Armature Speaker
ED-23146-000
Knowles
1:
$29.71
2 In Stock
Mouser Part No 721-ED-23146-000
Knowles
Speakers & Transducers Balanced Armature Speaker
2 In Stock
1
$29.71
10
$23.17
25
$21.07
50
$19.64
100
View
100
$18.37
300
$17.68
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Min.: 1 Mult.: 1
Details
Speakers & Transducers Balanced Armature Receiver, open vent
RAB-32033-000
Knowles
1:
$21.91
94 In Stock
Mouser Part No 721-RAB32033000
Knowles
Speakers & Transducers Balanced Armature Receiver, open vent
94 In Stock
1
$21.91
10
$16.99
25
$15.42
50
$14.36
100
View
100
$13.45
300
$12.55
1,000
Quote
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Min.: 1 Mult.: 1
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