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Plantronics Audio 440

Rating:

headset for mobile use, plug-in, registration is closed, 100-18000 Hz, 32 Ohms, cable 1.5 m, connector 3.5 mm, volume control
General information (Plantronics Audio 440)
The purpose for mobile use
Main (Plantronics Audio 440)
Type headset
Design plug
Acoustic design closed
Wireless interface
Design features (Plantronics Audio 440)
The number of headphone headset 2 earphone
Cable length 1.5 m
Plug 3.5mm
Volume control
Specifications (Plantronics Audio 440)
The lower boundary frequent. range 100 Hz
The lower boundary frequent. range 300 Hz
The upper border is frequent. range 18 000 Hz
The upper border is frequent. range 3 000 Hz
Impedance 2200 Ohms
Nominal impedance 32 Ohm
Technical characteristics of the microphone (Plantronics Audio 440)
The active noise cancellation


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