Plantronics EncorePro HW520, Binaural Headset, Noise-Cancelling
Nástupce modelů Plantronics SupraPlus HW261N/A a HW361N/A

OVERVIEW
* The new design is lighter than previous models, offering users improved comfort
* Next-generation custom microphone reduces background noise and interference, ensuring fewer missed words and a better caller experience
* Tactile and visual guidance so the user can feel and hear ratchet clicks when the boom is moved into the proper range for optimum mic positioning
* Wideband audio that delivers richer, clearer conversations while SoundGuard technology protects user from noise spikes and listening fatigue
* Metal integrated into the core design, not cosmetically, while the unibody fl exible boom means there is nothing to break off
* The laser-welded construction creates more robust joints between the earpieces and the headband for maximum robustness
* Quick Disconnect feature provides walkaway convenience and compatibility with all Plantronics USB and deskphone audio processors and direct connect cables


SPECIFICATIONS
Connects to
* PC or deskphone with Plantronics audio processors

Ideal for
* Telephone-intensive users, including formal customer care centres and helpdesks

Type
* Binaural

Audio performance
* Wideband audio (up to 6,800 Hz), noise-cancelling microphone


TRANSMIT CHARACTERISTICS (TYPICAL)
Sensitivity @ 1kHz
* -39 ± 3 dBV/Pa

Frequency Range
* 150 to 6800Hz

Output Impedance:
* < 150 Ω

Typical Test Conditions
* 1.8VDC, 3.3K Ω DC Resis, 3.3K &ohm AC Load


TRANSMIT CHARACTERISTICS (TYPICAL)
Sensitivity @ 1kHz
* 14 dBPa/V

Frequency Range
* 100 to 6800Hz

Acoustic Limit
* <24dBPa (<118SPL)

Input Impedance
* 320 Ω ± 25%

Typical Test Conditions
* 100mV Drive, 10 Ω Source Impedance. Measured on ITU-T Type 3.3 artificial ear, Ear Reference Point


Compatibility tool
* http://www.plantro.net/compatibility