Computer Plantronics Poly Blackwire 3320

Brand: Plantronics
Description: Connection type: wired, headphone type: on-ear, connector: USB
Additional Information: On-wire control; answer button; end call, volume, mute
Connection type: With wire
Connector: USB
Impedance: 32 ohm
Sensitivity: 94 dB
Mount type: Headband
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Headphone type: Invoices
Maximum microphone frequency: 10000 Hz
Minimum microphone frequency: 100 Hz
Microphone sensitivity: -38 dB
Type of acoustic design: Closed
Connector shape: Straight