4-093 series (with Mini Din Plug) :
This type microphone for two way radio and walkie talkie
Acoustic tube ear or microphone for two-way radio transceiver
Providing private, discreet communication
With a convenient and larger PTT which can be activated easily with soft rubber button
Attaches against user///'//i/s throat, picking up audio directly from vocal cord vibrations which blocks background noise perfectly
Suitable for hunting, fishing, motor-riding .
Compared with the normal grade items, this throat mic is made of stronger materials and wires to sustain heavy-duty demands. This throat mic is extendable for adaptation to neck sizes between 14 - 18 inches. Made of stronger and more elastic material, the throat mic stay on your neck in tight.
Since the microphone transmits directly from your throat, it is not sensitive to the background noise. This is exceptionally ideal for usage in high ambient environment such as driving, riding motorcycles and bicycles.
With the best-quality transparent acoustic tube that could hardly be detected by people around you, this is also ideal for surveillance purposes and security at airports, casinos, crowd control at conventions and concerts, and other working environment requiring discreet communications. The throat mic could be easily hidden under the collars too.
Here are the exceptional features of the Throat-Vibration Mic:
Excellent Sound Quality: This throat mic is a dual-mic design. There is a mic on both the left and the right side to transmit your voice in the clearest quality. You may found cheaper throat mics (come with 1 mic on one of the sides) in the market, but sound quality will tell the difference. We have tested a number of similar products and this one is simply the best in transmitting voices in their authentic tones.
Best fit neck size: 14" - 18"
Length of wires: 60 cm / 2 ft from throat mic to PTT switch; 120 cm / 4 ft (fully extended) from PTT switch to plug; transparent tube extendable to 30 cm / 1 ft from the throat mic.
Weight: 90 g.
With 3.5mm EXT 3.5mm phone jack ( for 3.5mm MONO earpiece" Not include")
With Big PTT bottom .
Snug Fit Transparent Earbud: The mushroom shaped acoustic tube earpiece is the best choice for long-hour operation.
Fine Transparent Acoustic Tube: You may hide the throat mic under the collar and the transparent tube earphone is not easily detected by the others. This is ideal for discreet communications.
Big PTT switch: big and strong enough for demanding outdoor operation;
Extendable: adjustable to suits neck size between 14" and 18".
Technical data of earphone speaker
- Transducer: moving coil dynamic speaker Impedance: 32Ω +/- 15% @ 1kHZ
- Sensitivity: 120 +/- 3dB @ 1kHZ
- Resonance freq (FO) 400HZ +/- 20%
- Rated input power: 200mW Maximum input power: 500mW
Technical data of microphone
- Sensitivity: -38+/-2dB @ 1kHZ 2.2KΩ 3V 0dB=1v/pa
- Impedance: Max. 2.2kΩ @1kHZ
- Directivity: Omni-directional Frequency: 100Hz - 16000Hz
- Max operation voltage: 10V
- Standard operation voltage: 3V;
- Current consumption: Max. 0.5mA;
- S/N ratio: Min. -58dB @1kHZ
Throat Mics do not offer the same audio quality you would expect from a conventional microphone as the sound is transmitted through your throat and generally sounds slightly muffled compared to other
This earpiece can provide several plugs: