Bone Conduction Wireless Waterproof Gadget
---- for swimming teaching, hearing protection and aid.
Where it can be used?
It's perfectly used in the water or special work environment, such as underwater training spot or swimming center and surfing on the water. With the little gadget the couch do not have to shout at the trainee all the time, Its absolutely easy to use, just speak to your trainee or partners with the normal voice-volume to the boxes or the earphone
What's bone conduction?
Sound are decoded and converted into vibration on facial bone! directly received by cochlea----bypass eardrum. No electric-Magnetic wave.
In general, we believe listening to humans voice or the sound of music with ears only. But with the technology, the voice& sound generally transmitted by bone vibration, described as the bone conducted sound.
Advantage
1,Let ear absolutely free at the same time, you can still enjoy your normal conversation and listening to the surrounded sounds without removing the bone conduction headset
2,Hearing aid and protection, ok for people with hearing loss and impairment, and help prevent hearing deduction/loss
3,Even in high noise condition, you can hear the clear sounds by the use of ear plugs for the protection
4,perfectly used in the water or special work environment
Function introduction:
Suitable for entertainment enjoyment in life under the water
Through a wireless host may lead various formats music
Under the water by means of a bone conduction, the closed state change in the water, children can get refreshing and fatigue resistance
In bad listening environment he can improve the security of command
It is underwater coaching assistants, solve past call things that break the throat
Applications: swimming, underwater exploration, underwater ballet, deaf and dumb school sailing
Parameters:
Modulation: FM
Receiver sensitivity: -113dBm
Input sensitivity: < 200mv
Noise-signal ratio: > 82dB
Distortion rate: less than 0.7%
Audio FM between: 20Hz to 20kHz
Loudspeaker: bone conduction transducer
10 meters under water work
Receiving distance: in 120M
Power supply voltage:3.7V DC
Port: built-in mini DC port
Size:65mm(L)x46mm(W)x12.5mm(H)
Net weight:55g
Receiving sensitivity:-5dbu
Remark: this item contents only 3 frequency-modulations only and can be up to 7 FMs, one walkie talkie can speak to 15pcs headset(select the light with same color in using)
headset: blister +color carboard printing
walkie talkie: 4 color offset-rinting box
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