USR815670 (EMEA); USR265670 (Canada)
Quick Installation Guide (PDF) Multi Language Quick Install Guide (PDF) User Guide: English, EMEA English, French-Canadian (HTML) Data Sheet (PDF)
Win11 | 2019 | 2016 | Win10 | 2012 R2 | 2012 | Win8 | 2011 | Win7 | 2008 | Vista | Vista 64 | XP 64 | 2003 | XP | 2K | Me | 98 SE | 98 FE | 95 | Linux | Mac OSX
IMPORTANT NOTE: Microsoft's January 13, 2026 Windows update closes several security gaps, which includes removing legacy modem drivers! THIS MODEM WILL NOT FUNCTION IN ANY VERSION OF WINDOWS THAT HAS RECEIVED THAT UPDATE OR ANY LATER WINDOWS UPDATES.
Installation for Windows 8, Win 7, 2008, 2011, 2012, Win 10, 2012 R2, 2016, 2019 (32 and 64 bit)
NOTE: Modem on Hold and BVRP Phonetools applications are not supported.
The modem will install using the operating system's in-built driver.
Command reference for inbuilt drivers (1.1 MB 02/08/2010)
Windows Vista x86 Edition (32bit)
USR815670-Vista-x86.exe (1.8 MB 01/24/2008)
Windows Vista x64 Edition (64bit)
USR815670-Vista-x64.exe (2.3 MB 01/24/2008)
Windows Vista x86 Edition (32bit)
USR5670-Vista-x86.exe (1.8 MB 01/24/2008)
Windows Vista x64 Edition (64bit)
USR5670-Vista-x64.exe (2.3 MB 01/24/2008)
WHQL Certified Windows XP x64 Edition and Windows Server 2003 x64 family
NOTE: Minimum system requirements to run this file are at least a Pentium 200 with MMX.
USR5670-XP-Server2003-x64.exe (1.4 MB 02/16/2006)
WHQL Certified Windows 2000, XP, and Server 2003 x86 family
NOTE: Minimum system requirements to run this file are at least a Pentium 200 with MMX.
USR5670-2000-XP-x86.exe (1.2 MB 02/16/2006)
Windows 98 and ME
NOTE: Minimum system requirements to run this file are at least a Pentium 200 with MMX.
USR5670-Win98Me.exe (1.7 MB 02-16-06)
If the support information in this section does not help you solve your issue, you can contact a USR helpdesk technician directly.

