Most equipment works fine with Xfinity Voice, but there are a few products that do not.
The following equipment is known to have a high probability of errors with Xfinity Voice service:
Telephones
- Bang & Olufsen: BeoCom 1
- Bang & Olufsen: Beocom 2
- Bang & Olufsen: BeoCom 4
- Bang & Olufsen: BeoCom 5
- Bang & Olufsen: BeoCom 1401
- Southwestern Bell GH4102
Telephone/Caller ID Units
- AT&T 5830
- AT&T E2727B 2.4 GHz Dual Handset Answering System with Caller ID and Call Waiting
- GE 21018GE3
- GE 21028GE3 (with answering machine)
- GE 25838GE3-A
- Memorex MPH3388
- Motorola MD700 Series
- Motorola MD751
- Motorola MD761 (with answering machine)
- MD70
- Uniden DXAI5188-2 (with answering machine)
- CIDCW (caller ID with call waiting) functions properly
- User may hear additional tones and signals after the call waiting indicator tone
- This is normal for some Uniden phones
- Uniden EXI5160
- CIDCW (caller ID with call waiting) functions properly
- User may hear additional tones and signals after the call waiting indicator tone
- This is normal for some Uniden phones
- Uniden DXI 386-2
- CIDCW (caller ID with call waiting) functions properly
- User may hear additional tones and signals after the call waiting indicator tone
- This is normal for some Uniden phones
Fax Machines
Hitachi Omni Fax HF18TME
Note: There may be other equipment brands or models that are incompatible with the Xfinity Voice service.
Additional information
Visit our Online Support Center to find common solutions.

The easiest way to activate, manage, and troubleshoot your Xfinity experience is with the Xfinity app! Get 24/7 real-time support, pay your bill, view plan details, get outage updates, and more. Download the free Xfinity app, or scan the QR code with your smartphone.
Need additional support? Ask Xfinity Assistant.