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W 83

The headphone insert for telephones and head microphones. It is adjusted to work in temperate or tropical climate.

 

Impedance [ Ώ ] 260
Efficiency   [dB/1mW ] ----------------
Attenuation [ dB ] od - 6 do - 9,4
Transmission band [ Hz – Hz ] 300 – 3400
Weight [ g ] 60
Dimensions [ fi1 x fi2 x W ] 48 x 44 x 24,5
Notes   Headphone
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