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Poly

Plantronics Blackwire C310 Headset

Plantronics Blackwire C310 Headset

Certified Renewed · 1-Year Warranty

$45.50 USD
$45.50 USD
Sale Sold out
Temporarily out of stock

This certified renewed unit is between batches. Leave your email and we'll let you know the moment it's back — usually within days.

Browse in-stock alternatives →

  • Free shipping
  • 30-day returns
  • 1-year warranty
Works withPC / softphoneUSB-A

Buying for a team? Get a volume quote →

Shipping & Returns

For an even easier and more trusted shopping experience, you can checkout on our website with your existing Amazon account.

  • One familiar login to identify and purchase
  • Personal information security
  • Built in fraud and payment protection
  • You're covered with Amazons A-Z guarantee

Shipping is always FREE

Orders placed before 3pm PST will ship that same day from California and will arrive within 2-5 business days. If you need faster shipping, at checkout there's expedited shipping options available. 

Returns are easy and free!

You have 30 days from the date of purchase to return your order for a full refund. Please follow the quick steps below to submit a return.

  1. Email your order number to info@renewedheadsets.com and please provide reason for return.
  2. Once return is approved, you'll receive an email with a pre-paid shipping label to return your order for a full refund
  3. Refunds take 2-5 business days to be issued from the day the return is received in our warehouse

*ALL RETURNS must have an RMA number on the box or the package will be refused and the return process will be delayed.

 

Warranty

Warranty replacements are fast and free, the way it should be!

Renewed Headsets covers you with a 1 year advanced replacement warranty for peace of mind. To get a warranty replacement, please follow the quick steps below.

  1. Email info@renewedheadsets.com with your order number and description of the issue.
  2. A replacement will ship that same day and you'll be emailed a pre-paid shipping label to send the defective headset back

*Please use the shipping label provided by Renewed Headsets or the package could get lost.

 *Warranty, service and support is covered from Renewed Headsets, NOT manufacturer.

View full details
Certified Renewed Grade A Cosmetics 1-Year Warranty Professionally Restored
How we refurbish

About this headset

The Plantronics Blackwire C310 is a wired mono headset that connects to a PC or softphone over USB-A. Its noise-cancelling boom microphone keeps your voice clear on calls, and the single-ear design keeps you aware of your surroundings. It is a simple plug-and-play option for daily desk work.

Key features

  • Wired USB-A connection to PC and softphone
  • Mono (single-ear) wearing style
  • Noise-cancelling boom microphone
  • Plug-and-play setup
  • Manufacturer part number 85618-01

Certified Renewed

Every unit is electronically tested, professionally cleaned and sanitized, and restored to Grade A cosmetic condition, with replacement parts fitted wherever needed. It is backed by our 1-year advanced-replacement warranty plus lifetime support.

Certified Renewed · Inspection report

Every headset earns the seal

Every headset runs the same five checks before it earns the seal — the same language on the box, here, and across the site.

Report ID B00EU8U8RI · Passed

Electronically TestedAudio · mic · range · battery
Professionally Cleaned & SanitizedFresh ear cushions fitted
Parts & BatteryNew battery & parts where needed
Grade A CosmeticsPresentation-ready condition
1-Year Warranty + Lifetime SupportAdvanced replacement included

How it compares

Plantronics Blackwire C...Plantronics - Blackwire...Plantronics BLACKWIRE 3...Plantronics Blackwire 3...
Connection Wired USB-AWired USB-AWired USB-AWired USB-C
Wearing style MonoDuo / StereoMonoMono
Microphone Noise-cancelling boomNoise-cancelling boomNoise-cancelling boomNoise-cancelling boom
Price $45.50$34.00$20.00$29.00
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Specifications

BrandPoly
Model85618-01
ConnectionWired USB-A
Wearing styleMono
MicrophoneNoise-cancelling boom
ConditionCertified Renewed — Grade A
Works with
PC / softphoneUSB-A

Questions

Frequently asked

How does the Blackwire C310 connect?
It connects over wired USB-A to a PC or softphone for plug-and-play use.
Is this a single-ear or dual-ear headset?
It is a mono, single-ear headset with a noise-cancelling boom microphone.
What does Certified Renewed mean?
It means the unit has been electronically tested, professionally cleaned and sanitized, and restored to Grade A cosmetic condition before sale, with parts replaced where needed.
What warranty is included?
Every Certified Renewed unit comes with a 1-year advanced-replacement warranty and lifetime support.