ECN21 Heavy duty Noise-cancelling Headset
Applicable to high-noise environments, such as airports, ports, and construction sites.
Specifications of ECN21
|
Specs_Acc_Audio |
|
|
Weight |
about 350g |
|
Color |
black |
|
PTT Key |
available |
|
VOX |
YES (enabled when the radio's VOX function opened ) |
|
Emergency Key |
none |
|
Connector |
13-pin connector |
|
Micro Sensitivity |
-42±3dB@1kHz 3.0V 2.2K,0dB=1V/Pa |
|
Speaker Power |
1 W (rated); 1.5 W (max.) |
|
Speaker Impedance |
2* 8Ω±15%@1kHz |
|
Speaker Frequency Response |
90±4dB@1kHz 1w/10cm |
|
IP Rating |
none |
|
Operating Temperature |
-30~55℃ |
|
Storage Temperature |
-40~55℃ |
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