Colsan supply a full range of miniature speakers and microphones for use in industrial, military and emergency service headsets. Our miniature speakers or receivers and microphones are rigorously tested in harsh environments to ensure they can withstand exposure to humidity, vibration and temperature changes..

The microphones and receivers have excellent EMI resistance to stop radio or mobile communications interference, as well as superb ESD protection, making them easy to assemble on a production line..

Below is a selection of receivers and microphones suitable for communication devices.

Miniature speakers (receivers) suitable for communications applications:

Part Code 

Sensitiv.

RDC

Imped.

Nom.

Dimensions (mm)

Data Sheet

1000 Hz

drive level 

L

W

H

 Notes 

26A005/8

106.5

24

50

0.10 Vrms

5.3

3.1

2.6

Excellent mechanical shock protection

 

2354

109

4

10

5.92 mArms  

6.3

4.3

3

 

17A003

111.5

10.5

21.5

0.07 Vrms

8

5.6

4.1

 

31A007G/H

106.5

25

70

0.11 Vrms

7.87

4.09

2.8

Excellent mechanical shock protection
Ground shielded

32A004

105.5

25

43

0.100 mVrms  

7.9

4.1

2.8

 

33A007

113

13

21

0.11 Vrms

7.9

5.6

4.1

Excellent mechanical shock protection

 

Miniature microphones suitable for communications applications:

Part Code 

Type

Sensitiv.

Noise level typ. 

Battery

Output imped. 

Dimensions (mm)

Data

dB SPL 

drain typ.

typ. 

L

W

H

 Notes 

Sheet

6117

Noise Cancelling

-38.5

34.0

21 

4.5

3.55

3.55

1.32

 

9721GX

Ski-Slope

-38.5

30.5

35

3.0

6.3

4.3

3

6dB Ski slope

 

8002

Omni

-33.5

25.0

17

4.5

2.56

Ø 2.56

 

6270

Omni

-34.0

25.0

17

4.5

3.55

3.55

1.32

6106

Directional

-37

34.0

21

4.5

3.55

3.55

1.32

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