Hi David,
Thank you for posting in the Microsoft Community.
We apologize that you are facing issue with the headphones compatibility.
I’m glad to provide you with these methods which might help you to troubleshoot the issue.
Method 1: Download the drivers for Windows 7 and install in Compatibility mode for Windows 8.
a. Download the drivers from manufacturer’s website.
http://www.microsoft.com/hardware/en-in/p/lifechat-lx-3000/JUG-00005#support
b. Long press or right click the driver installation file and select Properties then tap or click the Compatibility tab.
c. Check the option Run this program in compatibility mode.
d. Tap or click the drop down box and select a previous operating system, then tap or click OK.
e. Try installing the driver again.
http://windows.microsoft.com/en-US/windows-8/older-programs-compatible-version-windows
If method 1 doesn’t help, follow method 2.
Method 2: Set the Headphones as default and check.
a. Right click on the volume icon in the system tray and then click "Recording devices".
b. Right click on the blank space in the popped up window and then select "Show Disabled Devices" and "Show Disconnected Devices".
c. Right click on Headphone and then click "Enable".
d. Highlight the microphone and then choose "Set as Default Device".
e. Click Apply and Ok.
Hope this helps. Please get back to us if the issue still persists. We are here to assist you.