sergio@sergio-Inspiron-N5110:~$ dmesg | grep Blue
[   18.836726] Bluetooth: Core ver 2.16
[   18.836748] Bluetooth: HCI device and connection manager initialized
[   18.836750] Bluetooth: HCI socket layer initialized
[   18.836751] Bluetooth: L2CAP socket layer initialized
[   18.837180] Bluetooth: SCO socket layer initialized
[   18.838509] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[   18.838511] Bluetooth: BNEP filters: protocol multicast
[   18.854437] Bluetooth: RFCOMM TTY layer initialized
[   18.854441] Bluetooth: RFCOMM socket layer initialized
[   18.854442] Bluetooth: RFCOMM ver 1.11
[  285.791163] Bluetooth: Generic Bluetooth USB driver ver 0.6
sergio@sergio-Inspiron-N5110:~$