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Adapter Plugs

Adapter plugs for a range of uses. USB-A to USB-C adapters. Adapters that can convert your wired, quick disconnect desk phone headset into a USB headset for PC, you can even opt for call control.

Unsure which adapter you should choose? call us on 0203 411 8218

PO420MOD plug

Used for connecting headsets to legacy and emergency control room phone systems. Using the PO420MOD plug means the standard cable that comes with the headset can be used and therefore reduces costs. Product No: PO420MOD Learn More
Excl. Tax: £24.50 Incl. Tax: £29.40
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PO420 Plug

The PO420 plug is a miniature 4 way BT plug used in conjunction with various telephone handsets and headsets throughout hospitals and government departments. The 420 plugs are supplied with black covers. Product No: PO420 Learn More
Excl. Tax: £14.50 Incl. Tax: £17.40
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Jabra PJ327 2-PRONG conversion Plug

Jabra PJ327 dual prong adapter plug: Product No: 0220-649 Learn More
Excl. Tax: £16.78 Incl. Tax: £20.14
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EPOS I Sennheiser USB-ED 01 cable

The USB-ED 01 is a Sennheiser sound card cable which allows you to connect a Sennheiser Easy Disconnect headset to a PC. The cable contains a standard mono sound card and it works with any wired Easy Disconnect headset from Sennheiser and with any PC via the USB connection. The USB-ED 01 ensures easy connectivity when using softphones for managing calls
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Excl. Tax: £22.50 Incl. Tax: £27.00
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EPOS I Sennheiser USB-C to USB-A Adapter

The USB-C to USB-A Adapter Learn More
Excl. Tax: £7.00 Incl. Tax: £8.40
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Duplex Generic Poly compatible QD to USB bottom cable

This USB bottom cable is compatible with Plantronics (POLY) QD headsets. Connect and use it for VoIP/UC calls including Skype for Business/Microsoft Lync. Learn More
Excl. Tax: £15.00 Incl. Tax: £18.00
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Generic USB Interface lead - Jabra compatible

Allows connection of a Jabra QD headset to a PC via USB. Learn More
Excl. Tax: £18.00 Incl. Tax: £21.60
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Jabra Link 260 USB Adapter

Jabra Link 260 extends the capability of your Jabra corded QD (Quick Disconnect) headset, provides call control and enhances the audio. The USB adapter, enables you to use your Jabra desk phone headset together with your softphone. Learn More
Excl. Tax: £51.50 Incl. Tax: £61.80

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Jabra Link 230 USB Adapter

USB adapter for corded QD headsets. With this plug-and-play USB adapter, you can use your Jabra deskphone headset together with your softphone. Learn More
Excl. Tax: £23.99 Incl. Tax: £28.79
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Poly USB-A to USB-C adapter

Ideal for converting Poly headsets from USB-Type A to USB-Type C. Learn More
Excl. Tax: £11.60 Incl. Tax: £13.92
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About Duplex

Duplex Corporate Communications is a leading supplier of Telecoms products. Our product portfolio includes telephone headsets, deskphones, webcams, conference phones and bespoke manufactured products for the Telecoms industry.