Poly EncorePro 320-QD Headset

(Quick Disconnect)


  • Poly Gold Partner

EncorePro 320-QD Dual Ear Headset (Poly 214573-01 or HP 77T26AA)

  • Binaural headset for typical office & call center use
  • Noise-canceling mic for average to loud environments
  • Quick-Disconnect lets you unplug and walk away
  • Clear conversations with Voice-optimization
  • Remember… an amplifier or direct connect cable is required.
  • Warranty 2-Years
  • Additional Cable or Amplifier Required
  • Latest Date Codes

Poly EncorePro 320-QD Binaural Wired Headset – Poly 214573-01 or HP 77T26AA

Poly EncorePro 320-QD headset part # Poly 214573-01 or HP 77T26AA gives your business a great first impression for customer support. Give teams everything they need to shine, in a headset that hits the sweet spot between quality and affordability. The EncorePro 320-QD cored office headset offers all-day comfort with total reliability.

Acoustic protection and voice optimization. Noise cancelling so customers hear clearly and exceptional value. Good for workers, callers and your bottom line. Make the most of every call – and your investment.

Poly EncorePro Stereo/Dual Ear Headset

Get Top Quality Audio With EncorePro EP300 Series Headsets

Give your teams and customers the outstanding audio you expect from Poly, with a flexible noise cancelling microphone to tune out background buzz and chatty neighbors.

Poly HW310 / HW320 Corded Headset Microphone

Make Conversations Clear

With the Poly EncorePro 320-QD headset, better understanding leads to better outcomes, and happier customers. That’s why we use voice-optimized frequency response to make conversations clearer – and more accurate.

HW300 Series Wired Headset Speaker          HW300 Series Wired Headset Speaker - Foam Cushion

Empower Your Workers

Your call teams work hard. Give them what they need to perform at their best. The EncorePro 320-QD headset includes smart features, total reliability and proven durability with Quick Disconnect (QD) tested for over 30,000 cycles.

Plantronics / Poly quick-disconnect

Headset Built For Compatibility

Compatible UC Platforms

Poly EncorePro 320-QD Headset Features:

  • Flexible microphone boom
  • SoundGuard acoustic limiting technology
  • Quick Disconnect
  • Soft, replaceable ear cushions and lightweight design
  • Voice-optimized frequency response
  • Fold flat earpieces
  • 2-Year Warranty
  • Model: EP320 & EncorePro 300 Series
  • POLY
    • SKU: 214573-01
    • UPC: 0017229169074
  • HP
    • SKU: 77T26AA
    • UPC: 197029593047

Headset Specifications:

  • SLR: +10 ±4 dB
  • Frequency Response: 200Hz to 6.8kHz
  • Microphone: 4 mm unidirectional noise cancelling microphone
  • RLR: 0dB ± 4 dB
  • Frequency Response (Dynamically Switches): 200Hz to 6.8kHz telecom mode; 50Hz to 8kHz multimedia mode
  • Maximum Acoustic Output: <118 dBSPL A-weighted
  • Driver Diameter: 28 mm
  • Driver Impedance (OHM): 32 Ohm
  • EncorePro 320-QD Ear Cushion Material: User replaceable foam on fold flat receivers

Additional information for the Poly EncorePro 320-QD Headset


Desk Phone/PC/Mobile (Additonal Cable or Amplifier Required)

Headset Wearing Style

Headband Dual Ear


Additional Cable or Amplifier Required, Latest Date Codes








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