Feature
l Quick attach/detach on facemask.
l Both ears open to hear
environmental
sounds.
l
Waterproof (IPx8)
l
Match with any brand of
radio.
Application
l
Communication wearing face
mask
in hazardous situation
l
Extremely noisy environment
communication
Specifications
|
Bone conduction microphone |
|
|
Rated Output Impedance |
2.2KΩ @ 5V DC |
|
|
200Hz ～ 4000Hz |
|
Output Level |
-13dB +/-4.5dB @1KHz (0dB=1V/0.5G) |
|
Bone conduction speaker |
|
|
Impedance |
10Ω+/-30% @1KHz (DCR approx. 3.5Ω) |
|
|
300Hz ～ 3000Hz |
|
Output Level |
99dB+/-4.5dB@1KHz (0dB=1μN/1mW) |
|
Nominal Input |
0.1W |
|
Maximum Input |
0.5W |
|
Size (W x H x D) |
100x32x47 |
|
Weight |
35g |
|
Bone Conductive
Microphone and Speaker for Face Mask |
ETP-FM3
|