I found these lines in dmesg: `[ 4.780100] usb 1-7: Product: Bluetooth USB Host Controller [ 16.342944] Bluetooth: Core ver 2.20 [ 16.342958] Bluetooth: HCI device and connection manager initialized [ 16.342962] Bluetooth: HCI socket layer initialized [ 16.342964] Bluetooth: L2CAP socket layer initialized [ 16.342968] Bluetooth: SCO socket layer initialized`
I found these lines in dmesg:
`[ 4.780100] usb 1-7: Product: Bluetooth USB Host Controller
[ 16.342944] Bluetooth: Core ver 2.20
[ 16.342958] Bluetooth: HCI device and connection manager initialized
[ 16.342962] Bluetooth: HCI socket layer initialized
[ 16.342964] Bluetooth: L2CAP socket layer initialized
[ 16.342968] Bluetooth: SCO socket layer initialized`