Plantronics 2.5mm Plug/Modular – 78333-01

(2 customer reviews)


  • Same Day
  • Created with Sketch. 30 Day
    Money Back Guarantee
  • Created with Sketch. 30 Day
    Money Back Guarantee

Plantronics 2.5mm Plug/Modular – 78333-01:

Adapts amplifiers to 2.5mm telephone jacks.

With the 78333-01 2.5mm adapter cable, you plug one end of the cable into the 2.5mm jack on your telephone. The other end of the cable plugs into your Plantronics amplifier (M22 for example) and replaces the “pig tail” cord. You can now enjoy commercial-grade H-series headsets and amplifiers on phones with 2.5mm connections.

  • Same Day Shipping
  • Warranty Not Applicable To Accessories
  • 30-Day Money Back Guarantee
  • Non-Returnable Item If Opened

Plantronics 2.5mm Plug/Modular – 78333-01


Adapts amplifiers to 2.5mm telephone jacks

Additional information




Same Day Shipping


Non-Returnable Item If Opened, 30-Day Money Back Guarantee


Not Applicable To Accessories

2 reviews for Plantronics 2.5mm Plug/Modular – 78333-01

  1. $$$


  2. wip

    This is exactly what i needed, works great.

Add a review

Your email address will not be published. Required fields are marked *

We Make Your Life Easy!

  • Headset / IT Specialists Since 1996
  • Authorized Dealers (Unlike 3rd party sellers on Amazon, eBay, etc.)
  • 30-Day Money Back Guarantee On Most Items
  • Real People To Simplify Solutions, Verify Compatibility and Meet Delivery Deadlines
  • Guaranteed Genuine Product with Full Warranty and Support
  • Discounted Pricing with Additional Quantity Discounts Available
  • Same Day Shipping On Most Orders (12:00pm MST Arizona)
  • Free Technical Support For Our Customers
  • Out-of-Box Failures Are Replaced Quickly At Our Expense
  • Expedited Warranty Replacements
  • Visit: BBB Business Review A+ Rating