$ bluetoothctl
[NEW] Controller 24:0A:64:D7:99:AC asus [default]
[NEW] Device 94:E9:79:BB:F8:3A DESKTOP-C4ECO3K
[NEW] Device 88:79:7E:7B:4C:87 athene
[NEW] Device 94:65:2D:8C:2E:10 OnePlus 5
[NEW] Device 98:0C:A5:61:D5:64 Lenovo VIBE K5 Plus
[NEW] Device AC:C3:3A:A0:CE:EF Galaxy J2
[NEW] Device 98:D3:35:71:02:B3 HC-05
[bluetooth]# power on
Changing power on succeeded
[bluetooth]# agent on
Agent registered
[bluetooth]# default-agent
Default agent request successful
[bluetooth]# scan on
Discovery started
[CHG] Controller 24:0A:64:D7:99:AC Discovering: yes
[CHG] Device 94:E9:79:BB:F8:3A RSSI: -88
[CHG] Device 88:79:7E:7B:4C:87 RSSI: -66
[bluetooth]# pair 88:79:7E:7B:4C:87
Attempting to pair with 88:79:7E:7B:4C:87
[CHG] Device 88:79:7E:7B:4C:87 Paired: yes
Pairing successful
[bluetooth]# connect 88:79:7E:7B:4C:87
[bluetooth]# info 88:79:7E:7B:4C:87