Plantronics CS520 Wireless Headset

The Plantronics CS520 Wireless Headset features DECT technology that provides clearer audio and eliminates WiFi interference

Improve the way you communicate and your working posture with the simple addition of the Plantronics CS520 Wireless Headset to your work style.

Spending hours tethered to a phone line can start to wear on a person, hurting your posture and slowing productivity. Limited range of motion will make your customer service or sales skills lag - don't let this be you.

This wireless headset by Plantronics is the necessary addition to your workstation to keep you working hands-free and features a robust range of up to 300 feet, opening up the whole office as your cubicle with the introduction of one simple accessory.

The Plantronics CS520 Wireless Headset is a high-quality wireless headset for desk phones, delivering excellent binaural sound quality.

The CS520 comes with three comfortable wearing styles, letting you decide what's most comfortable for you.


  • DECT technology provides clearer audio and eliminates WiFi interference
  • Advanced wideband spectrum uses CAT-iq technology for high definition voice / Enhanced Digital Signal Processing (DSP) provides natural sounding voice
  • Noise-canceling microphone reduces background interruptions, ensuring sustained audio fidelity, and easing listener fatigue
  • Simple one button volume and mute control
  • 3 different wearing options for individualized comfort
  • Includes headset and magnet docking station


Operating frequency DECT 6.0
Connects to Desk phone
Headset weight 21 g (convertible)
72 g (monaural)
94 g (binaural)
Audio performance Narrowband or wideband up to 6800 Hz
Warranty 1 year limited

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This product comes standard with a 1-year limited warranty.

Return Information

  • Return windows close 30 days after you receive your item.
  • You are responsible for obtaining a Return Merchandise Authorization, the cost of shipping, and potential restocking fees, if the item has been opened.
  • To start a return, or to view the full returns policy, click here.
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Ships Free (US 48)
Ships same business day if ordered by 3pm Central

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