bluetoothctl [NEW] Controller 90:48:9A:AC:EA:A6 ubuntu-0 [default]
[NEW] Device 8C:0E:E3:5D:5B:A4 Manuel
[NEW] Device CC:C5:0A:15:E8:03 Bluetooth Keyboard
[NEW] Device 19:01:11:01:02:53 aixunweiye
[bluetooth]# devices
Device 8C:0E:E3:5D:5B:A4 Manuel
Device CC:C5:0A:15:E8:03 Bluetooth Keyboard
Device 19:01:11:01:02:53 aixunweiye
[bluetooth]#