Bone Conduction Headset

Earbone mic headset with big round PTT for fireman department

Item No.: PTE-540D
Big round PTT with small throat microphone headset
Description Advantages Delivery & Warranty
Speaker Specification
Type Transducer Moving coil dynamic speaker
Impedance 32Ω±15% @1KHZ
Sensitivity 110dB±3%/1mW on a Coupler
Frequency respond 100Hz~4.5KHz
Rated input power 1mW
Maximum input power 300mW

Microphone Specification
Type Pickup MIC
Sensitivity Range -38 ± 3dB RL=2.2K Ω Vs=3.0V(DC) 1KHz 0dB=1V/Pa B16
Impedance Max 2.2KΩ 1kHz (RL=2.2KΩ)
Frequency 300-5KHz
Current Consumption Max 0.5uA RL=2.2KΩ Vs=3.0V(DC)
Max Sound pressure Level 115dB S.P.L  THD<10% at 1K Hz
★ Power-Time ear bone with medicinal Grade Silica gel earphone Comfortable wearing for long time, and strong PU cable with Kevlar
★ Top Noise-cancelling, can work in different environments
★ Can work in half-open or closed helmet ,face cover or mask
★ The large surface button(add up clips) makes it easy to use. Keying is possible even with gloves, under clothing or using the elbow, even by only pressing the edge. Also can remove upper clips and not be press accidental
★ Clear sound quality
★ Application: fireman, chemical defense person, SWAT and OPERATIONS FORCE 
20-25 work days after payment,detail delivery date should be decided according to production season and order quantity.

Standard export carton packing with full protection

★ Shipping
By air, land, Sea, EXPRESS(door to door)

★ Warranty
12 months