bluetooth]# show
Controller 01:23:45:67:89:AB
        Name: fzidpc73
        Alias: fzidpc73-0
        Class: 0x000000
        Powered: no
        Discoverable: no
        Pairable: yes
        UUID: PnP Information           (00001200-0000-1000-8000-00805f9b34fb)
        UUID: Generic Access Profile    (00001800-0000-1000-8000-00805f9b34fb)
        UUID: Generic Attribute Profile (00001801-0000-1000-8000-00805f9b34fb)
        UUID: A/V Remote Control        (0000110e-0000-1000-8000-00805f9b34fb)
        UUID: A/V Remote Control Target (0000110c-0000-1000-8000-00805f9b34fb)
        Modalias: usb:v1D6Bp0246d0517
        Discovering: no
[bluetooth]# power on
[CHG] Controller 01:23:45:67:89:AB Class: 0x000104
Changing power on succeeded
[CHG] Controller 01:23:45:67:89:AB Powered: yes