Firefighter Helmet Bone Conduction 2-Way Radio Headset with D Type IP68 Ptt for Hytera HYT radio
Speaker Specification
Type |
Transducer Moving coil dynamic speaker |
Impedance |
32±15% Ω AT 1KHZ |
Sensitivity |
99dB±3%/40mW on a 6CC Coupler |
Resonance Frequency |
4KHZ±20% |
Frequency respond |
600 Hz~ 4 KHz |
Rated input power |
1mW (Normal) |
Maximum input power |
0.5W |
Microphone Specification
Type |
Pickup MIC |
Sensitivity Range |
-31 ± 3dB RL=2.2K Ω Vs=2.0V(DC) 1KHz 0dB=1V/Pa |
Output Impedance |
2.2KΩ 1kHz |
Frequency respond |
300-5KHz |
Current Consumption Max |
0.5uA (at RL=2.2KΩ Vs=2.0V(DC)) |
Max Sound pressure Level |
115dB S.P.L( at 1K Hz THD<10%) |
|
Features:
- Super waterproof IP67
- The fire temperature +800ºC
- Transmit by skull bones to ears.
- can hear loudly and clearly
- With Kevlar reinforced PU cable
- Comfortable adjust belt easy to wear and fit kinds of helmet
- Can use with D type PTT and ring PTT. The D PTT is easy to pressure, even wearing gloves, the D PTT with a 360 degrees jacket, can easy to pressure by all parts of the body, such as elbow, arm, etc.
- Application: Fire man, high temperature and other special occasions.
Delivery Time: Nomally 20-25 working days after payment, and the specific delivery time will be adjusted according to the production season and order quantity.
Package:Standard export carton packing with full protection.
Shipping: By air, land, sea EXPRESS(door to door).
Warranty: 12 months.