need help w/logitech 350 usb headset on 5.3-Stable

Julian Elischer julian at
Sun Apr 24 00:22:48 PDT 2005

Kazuhito HONDA wrote:

> 3. Is your USB controller ohci or uhci?
>    uhci has no problem. But ohci has the full duplex problem.
>    microphone and speaker can't be use simultaneously without full duplex.
>    Then a USB headset can't be use with ohci.

Has anyone tried ehci (with a 2.0 speed translating hub)?

>    But if you want to use it as headphone only, or microphone only,
>    ohci has no problem.

More information about the freebsd-multimedia mailing list