Then the headset speakers will work but the the headset microphone will not work. However, I found that next time the computer might choose 'Headphones (Arctis 3 Bluetooth Stereo)'. I found out that if I select 'Headphones (Arctis 3 Bluetooth Hands-Free AG Audio)' the headset microphone will work. I I left-click on speaker icon on taskbar tray I see my options for the speakers: Here is the information from my computer: If the headset's speakers are used in mono mode then the microphone will work. With Bluetooth 4.x there is not enough bandwidth for both the headset's stereo speakers and the microphone at the same time. If you are using Bluetooth you will find there is a gotcha when using a headset with a microphone. Are you using a wired or wireless connection?