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Three mono wired headsets with over-the-head bands and noise-cancelling boom microphones

Plantronics

Plantronics SupraPlus HW251N Mono Wired Headset 3 Pack

SKU CH-X615-4S02S

A three-pack of mono wired headsets with noise-cancelling microphones for clear calls in noisy environments

  • Wideband audio for clearer calls in noisy spaces
  • Noise-cancelling microphone reduces background sound
  • Monaural design keeps one ear free for coworkers
  • Over-the-head style built for all-day comfort
  • Replaced by EncorePro HW510 part 64338-31

Three-pack mono headset for contact centres

The Plantronics SupraPlus HW251N ships as a trio of wired monaural headsets built for high-volume voice environments. Each unit uses a noise-cancelling microphone to suppress background sound and wideband audio for clearer speech reproduction. Over-the-head construction keeps the single earcup stable during long shifts.

Analogue quick-disconnect limits mobility

Connection relies on a standard quick-disconnect cord that plugs into a compatible amplifier or direct-connect cable. The analogue interface carries no digital signalling, so inline controls, firmware updates or USB integration are not supported. Users must stay tethered to the desk phone or adapter and cannot roam beyond the cord length.

Replaces earlier SupraPlus models.

This HW251N variant supersedes prior SupraPlus mono versions by adding wideband response for richer voice fidelity. The manufacturer notes it is replaced by the EncorePro HW510 line, so buyers planning long-term spares or unified deployments should weigh that transition. The jump is worthwhile when legacy narrowband headsets no longer meet intelligibility targets.

Highlights

  • Wideband audio for clearer calls in noisy spaces
  • Noise-cancelling microphone reduces background sound
  • Monaural design keeps one ear free for coworkers
  • Over-the-head style built for all-day comfort
  • Replaced by EncorePro HW510 part 64338-31

Specifications

BrandPLANTRONICS

Questions about this item

Should I buy the three-pack or a single headset?

The HW251N is only offered here as a three-pack; each unit is a mono corded headset with a noise-cancelling microphone for clear calls.

How does the wideband audio perform on a real call?

Wideband audio extends the frequency range so voices sound more natural and easier to understand, reducing miscommunication in noisy offices.

What connection does the HW251N use and what does it limit?

The headset connects via a Quick Disconnect plug to a Plantronics amplifier or direct-connect cable, so the audio quality is limited by that analogue interface.

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