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W 69-2A

 The headphone insert

 

Impedance [ Ώ ] 900
Efficiency   [dB/1mW ] 85
Attenuation [ dB ] ----------------
Transmission band [ Hz – Hz ] 300 – 3000
Weight [ g ] 108
Dimensions [ fi1 x fi2 x W ] 56,2 x 46 x 38
Notes   Call
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