Moto X 2nd Generation not detecting all bluetooth devices

Hi,

I am using Moto X 2nd generation mobile.
when i am trying to connect using bluetooth it is not detecting all devices.
it got connecting to Xiaomi Redmi-1s mobile but it is not detecting other devices.
I tried with Moto-G,Samsung, one of my Car bluetooth Kit.
i have restarted the mobile but no use.

can someone help me on this?

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