1 0

    Renewed Headsets

    Poly Blackwire C720 Duo USB Bluetooth Headset (Renewed)

    Poly Blackwire C720 Duo USB Bluetooth Headset (Renewed)

    Certified Renewed · 1-Year Warranty

    $79.99 USD
    $109.99 USD $79.99 USD
    Sale Sold out
    • Free shipping
    • 30-day returns
    • 1-year warranty
    Works withPC / softphoneMobileUSB-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 Poly Blackwire C720 Duo is a dual-ear headset that connects over USB-A for desk work and adds Bluetooth so you can pair it with a mobile device. It's a flexible option for professionals who spend the day on their computer but also want to take mobile calls, with up to 10 m / 33 ft of Bluetooth range and up to 10 hours of talk time on the mobile connection.

    Key features

    • Duo (dual-ear) design for focus and consistent stereo audio
    • USB-A wired connection for PC and softphone calls
    • Bluetooth pairing for mobile devices, up to 10 m / 33 ft range
    • Up to 10 hours of talk time over the Bluetooth/mobile connection
    • Noise-cancelling boom microphone for clearer calls

    Every unit is Certified Renewed: professionally inspected and tested, cleaned and sanitised, with a new battery fitted where needed, and graded to a Grade A cosmetic standard. Each headset is backed by our 1-year warranty, so you get versatile Poly audio at a smarter price.

    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 AP-C720 · 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

    Poly Blackwire C720 Duo...Plantronics - Blackwire...Plantronics Blackwire C...Plantronics Blackwire 3...
    Connection USB-A wired + BluetoothWired USB-AWired USB-AWired USB-A (+ 3.5mm)
    Wearing style DuoDuo / StereoDuo / StereoDuo / Stereo
    Microphone Noise-cancelling boomNoise-cancelling boomNoise-cancelling boomNoise-cancelling boom
    Range Up to 10 m / 33 ft (Bluetooth to mobile)———
    Talk time Up to 10 hours (Bluetooth/mobile)———
    Price $79.99$34.00$55.16$27.99
    This pageView View View

    Specifications

    Model87506-12
    ConnectionUSB-A wired + Bluetooth
    Wearing styleDuo
    MicrophoneNoise-cancelling boom
    RangeUp to 10 m / 33 ft (Bluetooth to mobile)
    Talk timeUp to 10 hours (Bluetooth/mobile)
    ConditionCertified Renewed — Grade A
    Works with
    PC / softphoneMobileUSB-A

    Questions

    Frequently asked

    What does this headset connect to?
    It connects over USB-A to a PC or softphone and pairs over Bluetooth with mobile devices.
    Is it wired or wireless?
    Both. It is wired over USB-A for the computer and also offers a Bluetooth connection for mobile.
    How far does the Bluetooth reach and how long is the talk time?
    Bluetooth range to a mobile device is up to 10 m / 33 ft, with up to 10 hours of talk time on the Bluetooth/mobile connection.
    Does it work with softphone apps?
    Yes. As a standard USB headset it works as a plug-and-play audio device with PC softphone applications.
    What does "Certified Renewed" mean and is there a warranty?
    Certified Renewed means the headset has been professionally inspected, tested and cleaned, with a new battery fitted where needed, graded to Grade A cosmetic condition, and covered by a 1-year warranty.
    What's in the box?
    The headset ships with its USB-A connection. As a renewed product, packaging is practical rather than original retail.