Hi Lu, > > can you show me the content of /proc/bus/usb/devices (or usbdevices.sh) > > for that device. > > I put the output ot "cat /proc/bus/usb/devices" in the attachment, I am pretty > sure the setup of my software is OK, because now I can use my bluetooth > headset with an dongle, but it does not work for the internal chip. maybe that hardware has some limitations that are unclear to me. Can you run hcidump -X -V and give us the output when trying to establish a SCO connection. Regards Marcel -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html