Samsung SBH170 Manual page 23

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Bluetooth profiles are protocols through which
Bluetooth devices communicate with other devices.
Bluetooth phones support different sets of profiles -
most support the headset profile but some support the
hands-free profile and others support both profiles. In
order to support a certain profile, a phone
manufacturer has to implement certain mandatory
features within the phone's software.
3
Pairing creates a unique and encrypted
communication link between two Bluetooth-enabled
devices and allows them to communicate with each
other. Bluetooth devices will not work if the devices
have not been paired with each other.
4
Passkey or PIN is a secret code that needs to be
entered on a phone in order to pair the phone with a
Bluetooth headset. When you have already paired
your phone with the headset, the phone and the
headset will recognise each other and the phone will
bypass the discovery and authentication process and
automatically accept the transmission.
5
Standby mode is when the headset is passively
waiting for a call. When you "end" the call on your
mobile phone, the headset will go into Standby mode.
6
Active mode is
progress or music is being played.
when the headset has an active call in
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