LinuxQuestions.org - Dunno - how i should set up bluetooth ?

Hi there, i had a Generic USB Bluetooth adapter. i had manually start

Code:

/usr/bin/bluetoothd

after i ran

Code:

blueman-applet

in the GUI i try to connect to my Phone a DG310 ( Doogee Voyager 2 ) nothing happend, i try from Smartphone to this Device, then ask for PIN.

i don't idea idea how i must set the PIN for Bluez v5.47
because after add this device i want to try Bluetooth device called « Dualpow » is a headphone with mic .

This -> https://www.dualpow.com/collections/...id-smartphones

But i don't had idea how i should use for example

Code:

bluetoothctl

which command i need to pair my devices ?

i try pair phone with :

Code:

$ bluetoothctl 

[NEW] Controller AA:BB:CC:56:34:12 InuSlack64 14.2 (BlueZ 5.47) [default]

[NEW] Device FE:F9:E7:B9:E9:1E Dualpow

[NEW] Device 00:00:46:65:82:01 InuDroide

Agent registered



[bluetooth]# scan on

Discovery started

[CHG] Controller AA:BB:CC:56:34:12 Discovering: yes



list

Controller AA:BB:CC:56:34:12 InuSlack64 14.2 (BlueZ 5.47) [default]



devices

Device FE:F9:E7:B9:E9:1E Dualpow

Device 00:00:46:65:82:01 InuDroide



connect 00:00:46:65:82:01

Attempting to connect to 00:00:46:65:82:01

Failed to connect: org.bluez.Error.Failed



connect FE:F9:E7:B9:E9:1E

Attempting to connect to FE:F9:E7:B9:E9:1E

Failed to connect: org.bluez.Error.Failed



pair FE:F9:E7:B9:E9:1E

Attempting to pair with FE:F9:E7:B9:E9:1E

Failed to pair: org.bluez.Error.AuthenticationRejected