VoIP Telephone Adapters

The best VoIP Telephone Adapters offers – August 2025: Promotions and Deals to Discover

-

  • 8
  • 3
  • 3
  • 1
  • 1
Grandstream Networks HT841 VoIP telephone adapter
From £154.22

Grandstream Networks HT841 VoIP telephone adapter

Grandstream Networks HT814 v2
From £106.76

Grandstream Networks HT814 v2

Snom EHS Advanced
From £78.49

Snom EHS Advanced

Gigaset N720 DM PRO
From £360.24

Gigaset N720 DM PRO

Grandstream Networks HT802 VoIP telephone adapter
From £57.55

Grandstream Networks HT802 VoIP telephone adapter

Grandstream Networks HT812 VoIP telephone adapter
From £82.03

Grandstream Networks HT812 VoIP telephone adapter

Grandstream Networks HT814 VoIP telephone adapter
From £102.86

Grandstream Networks HT814 VoIP telephone adapter

Target BT.800 VoIP telephone adapter
From £11.22

Target BT.800 VoIP telephone adapter

Grandstream Networks HT818 VoIP telephone adapter
From £160.70

Grandstream Networks HT818 VoIP telephone adapter

Cisco ATA 191 Multi-platform Analogue Telephone Adapter, 2-Port Handset-to-Ethernet Adapter, 1-Year Limited Hardware Warranty (ATA191-3PW-K9)
From £102.50

Cisco ATA 191 Multi-platform Analogue Telephone Adapter, 2-Port Handset-to-Ethernet Adapter, 1-Year Limited Hardware Warranty (ATA191-3PW-K9)

Cisco ATA 192 Multiplatform Analogue Telephone Adapter, 2-Port Handset-to-Ethernet Adapter, 1-Year Limited Hardware Warranty (ATA192-3PW-K9)
From £98.95

Cisco ATA 192 Multiplatform Analogue Telephone Adapter, 2-Port Handset-to-Ethernet Adapter, 1-Year Limited Hardware Warranty (ATA192-3PW-K9)

Cisco ATA191-K9 VoIP telephone adapter
From £229.14

Cisco ATA191-K9 VoIP telephone adapter

Yeastar TA100 VoIP telephone adapter
From £41.66

Yeastar TA100 VoIP telephone adapter

Yeastar TA800 VoIP telephone adapter
From £203.63

Yeastar TA800 VoIP telephone adapter

Yeastar TA200 VoIP telephone adapter
From £49.42

Yeastar TA200 VoIP telephone adapter

Grandstream Networks HT812 v2
From £65.40

Grandstream Networks HT812 v2

Grandstream Networks HT802 v2
From £60.17

Grandstream Networks HT802 v2

A VoIP phone uses Voice over IP (Voice over Internet Protocol) technologies for placing and transmitting telephone calls over an IP network, such as the Internet, instead of the traditional public switched telephone network (PSTN). An adapter connects VoIP telephones to other devices.