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Cords and Connectors

The increasing variety of cords, ports, jacks and connectors that audio and video engineers are developing can be confusing. Use this guide to identify the cords and connectors you need. If you can't find the answer on this page, just call us at 1-800-HEADSETS (1-800-432-3738) and one of our friendly reps will help you.

Note: These images may not be to scale.

RJ12 Connector


Connects phones to handsets, headsets and headset amplifiers.

2.5mm Connector


Connects headsets to cordless and some cellular phones.

RJ11 Connector


Connects analog telephones to the wall jack.

3.5mm Connector

3.5mm / 1/8 inch

Connects headphones and some corded headsets to cell phones

RJ45 Connector


Connects most digital phones and computers to networks.

One Eighth Inch Connector

6.35mm/6.4mm or 1/4 inch

Connects headphones to guitar amps and mixing equipment.

mini-usb image


Connects wireless headsets (like Leitner®) to computers.

Micro USB Connector


Connects wireless headsets (like OfficeRunner®) to computers.

RCA Connector


Connects wireless headphones to AV receivers and Hi-Fi equipment.

Quick Disconnect


Connects corded headsets to amplifiers.

Two Prong Connector

Two Prong

Use a wireless headset with your two-prong telephone systems.

Polaris Connector


RJ9 end connects to phone and Quick-disconnect end connects to headset.

USB Connector


Connects digital headsets to computers.

RJ9 to 2.5mm Adapter

RJ9 to Male 2.5mm Adapter

Connect your corded or wireless headset to the headset jack of your 2.5mm phone