Looks like an issue with this device that's generic to Ubuntu 13.04 and not the XPS 13. Marking as a duplicate of https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1158462
Looks like an issue with this device that's generic to Ubuntu 13.04 and not the XPS 13. Marking as a duplicate of https:/ /bugs.launchpad .net/ubuntu/ +source/ bluez/+ bug/1158462