ECS 748-A Driver Download (Official)

ECS Elitegroup Drivers

The 748-A is a modem manufactured by ECS Elitegroup. If you cannot connect to the network, or have slow transfer speeds or intermittent disconnection problems, you may need to update your modem driver or firmware. This driver - "" - has been downloaded 27 times and is rated 5 out of 5 stars based on 11 reviews. It is compatible with PCs running Windows XP, among other operating systems. The total disk space used for this update is 1.6 MB.

11 Ratings

Supported Models






Supported Operating Systems

Windows XP, Windows 2000

File Name


2.41.0034 (28-Mar-2003)
2.41.0034 (2002-07-09) via .inf

Additional Notes

Motherboard Socket 462

PCtel AMR/CNR Modem Driver File

Uploaded By

Sathishkumar (DG Staff Member) on 7-Sep-2009

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
Win2K/PTHSP.DAT 456 bytes 9 Jul 2002
Win2K/ 11.9 KB 25 Jul 2002
Win2K/mdmchipv.inf 42.9 KB 11 Jul 2002
Win2K/pctspk.ex_ 90.5 KB 10 Jul 2002
Win2K/ptserls.sy_ 70.9 KB 9 Jul 2002
Win2K/ptsetup.dll 151.6 KB 10 Jul 2002
Win2K/ptuninst.exe 122.9 KB 10 Jul 2002
Win2K/vmodem.sy_ 335.9 KB 9 Jul 2002
Win2K/vpctcom.sy_ 236.1 KB 9 Jul 2002
Win2K/vvoice.sy_ 29.8 KB 9 Jul 2002
WinXP/PTHSP.DAT 456 bytes 9 Jul 2002
WinXP/ 11.9 KB 25 Jul 2002
WinXP/mdmchipv.inf 42.9 KB 11 Jul 2002
WinXP/pctspk.ex_ 90.5 KB 10 Jul 2002
WinXP/ptserls.sy_ 70.9 KB 9 Jul 2002
WinXP/ptsetup.dll 151.6 KB 10 Jul 2002
WinXP/ptuninst.exe 122.9 KB 10 Jul 2002
WinXP/vmodem.sy_ 335.9 KB 9 Jul 2002
WinXP/vpctcom.sy_ 236.1 KB 9 Jul 2002
WinXP/vvoice.sy_ 29.8 KB 9 Jul 2002

How to Update 748-A Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the 748-A driver, click the green download button above. After you complete your download, move on to Step 2.

If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter ECS 748-A into the search box above and then submit. In the results, choose the best match for your PC and operating system.

Tech Tip: If you are having trouble deciding which is the right driver, try the ECS Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.

To find the newest driver, you may need to visit the ECS website. Most major device manufacturers update their drivers regularly.

Step 2 - Install Your Driver

Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.

How to Open Device Manager

  • In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager

  • In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager

  • In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager

  • In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager

  • In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button

How to Install a driver from Device Manager

  1. Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.

  2. Select the Driver tab.

  3. Click the Update Driver button and follow the instructions.

In most cases, you will need to reboot your computer in order for the driver update to take effect.

Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.

For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.

This website is not affiliated with ECS. All company names/logos are properties of their owners.
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