41-22 series :
Speaker-mic
Use Unbreakable Material , Heavy Duty , Super Deluxe
3.5mm Headphone jack when discretion is required, cutting out the speaker.
Weight :81g; Length: 46mm - 72mm
Microphone Type: Electret Condenser
Microphone Impedance: 22k Ohms
Speaker Diameter: 32 mm
Speaker Impedance: 8 Ohms
Speaker Audio Input: 0.5 W
Colour: Black
Condition: Brand New
This speaker mic can provide several plugs:
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