Two Way Radio Accessories and Spares
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Two Way Radio Earpieces & Surveillance Kits

 
2 Wire Short Acoustic Airtube with Inline PTT/Microphone
CRS-2WSAT

The two wire short acoustic airtube earpiece has been designed to be discrete, lightweight and comfortable.  The 2wire harness splits into two at the PT/Mic enabling the user to conceal the cable underneath their clothing with the earpiece running up from the back of the collar/tshirt, etc.  The covert design of the speaker transducer gives exceptional audio quality.  The heavy duty PTT design coupled with the sensitive Electret condenser microphone makes this a perfect product for noisy environments.  The threaded airtube can be removed easily to enable JUST THE ACOUSTIC AIRTUBE to be made personal issue for staff - GREAT SAVING.

Suitable for all industry types but a particular favourite with security, police, night clubs, hotel personnel, event co-ordinators ......

FEATURES

NOW FEATURING A REPLACEABLE EARPIECE. A hygenic cost saving solution for staff sharing radios and accessories. The earpiece can be replaced or interchanged with the following earpieces: Earbud, Earhook, Earhook Large, DHook, GHook, Short Airtube, Long Airtube, Long Dual Airtube, Long Moulded Airtube or Mini Speaker.

Surgical grade acoustic tube; discrete and comfortable.

Greater flexibility and savings as you can make the acoustic airtube personal issue to staff and leave the harness always attached to the radio.

Super flexible PU cable reinforced with Kevlar for maximum durability.

Accidental activation proof PTT.

Optional pink ear mould allows ambient sounds to be heard and provides exceptional comfort.

Optional noise attenuating earplug ensure more noise is blocked out than standard mushroom eartip - Noise Reduction Rating : NRR 25dB.

Electret Condenser Microphone provides superior audio quality.

Positive action PTT for reliable transmissions.

1 year warranty.

AVAILABLE CONNECTIONS

MOTOROLA – M1, M3, M4, M5, M6, M7, M12, MT1B, HR
KENWOOD – K1, K2, K4
ICOM – S1, S2, S3, S3W, S4, S6
SEPURA – SP, STP
SIMOCO – SC1, M5, M6
TAIT – T1
GME – GME, S1
HYT – H1S, M1, M5
HYTERA – H4, H5
VERTEX – S1, Y3, Y6
UNIDEN – J4

For details, please refer to CONNECTOR CHART

ALL OTHER POPULAR CONNECTIONS AVAILABLE ON REQUEST

SPECIFICATIONS –  2 WIRE SHORT ACOUSTIC AIRTUBE EARPIECE

1.    Electrical Specifications for Speaker

Speaker Type

Mylar Speaker

Speaker Dimensions

Ф9.0×4.0 mm

Speaker Impedance

30 Ohms±20%

Rated input Power

0.4W

Max. Input Power

0.8W for 1 Minute

Sound Pressure Level

83 dB±4dB/1mW at 1KHz

Distortion

5% Max. Rated Input at 1KHz

2.    Electrical Specifications for Microphone

Microphone Type

ECM Microphone

Microphone Dimensions

Φ4.0×2.0mm

Sensitivity

-41 dB±3dB/U=2.0 V; R=2.2KΩ at 1KHz

Working Voltage

1.0~10V

Current

≤0.5mAU=2.0VRf=2.2KΩat 1.0KHz

3.    Product Reliability Assurance Test

Storage / Work Environment

-40~70; 24H.

Drop

152.4cm; 10 times.

Bending (Cable)

±90°; 30cycles/min; 200g load; 10000 cycles.

Pulling (Cable)

Cable pulling force: 10Kgf;

Adapter, PTT pulling force :10Kgf;

2-PIN plug pulling force :5Kgf;

Plug pulling force :10Kgf;

Speaker, microphone pulling force: 5Kgf.

PTT Life

100000 cycles.

Electronic static discharge

Connect discharge: 8KV; disconnect discharge: 15KV

Please note: Specifications subject to change without notice. Please check with CRS Accessories to confirm information contained on this product information sheet.
CRS Accessories ABN 77 098 799 154     © Copyright CRS Accessories 2012