Plantronics EncorePro HW540, Monaural Headset, Noise-Cancelling

OVERVIEW

• Choice of three comfortable and easily switchable wearing styles - over-the-ear, over-the-head or behind-the-neck - offers more flexibility from a single headset to suit a wider range of user preferences
• The new design is extremely light, offering users a more discrete headset and improved comfort for longer calls
• Soft, luxurious ear cushions for excellent audio quality, while providing all day comfort
• Visible guidance so the user can see when the boom is moved into the proper range for optimum microphone positioning
• Higher-quality wideband audio meets official TIA920A standards and noise-cancelling microphone help raise the standard of phone conversations
• Quick Disconnect supports multiple connectivities from USB, audio processor or Direct Connect and allows users to easily move away from their workspaces without removing their headsets

SPECIFICATIONS
Connects to

• PC or deskphone with Plantronics audio processors

Ideal for

• Telephone intensive users, informal contact centres (e.g. helpdesks)and enterprise/office telephony users

Type

• Monaural

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 Ω AC Load

TRANSMIT CHARACTERISTICS (TYPICAL)
Frequency Range

• 100 to 6800Hz

Acoustic Limit

• <24dBPa (<118SPL)

Input Impedance

• 150 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