Add and register a headset to a BT Cordless Headset H55
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4. Press and hold down the Pair button on the front
of the headset base until the Mute light on the
headset base turns on (about 4 seconds), then
release the button.
5. Return the headset to the headset base for
registration. The light will flash quickly in
red and blue. It will take about 60 seconds to
complete the registration process.
6. The light will turn red when the headset is
registered but not fully charged, or turns blue
when it is registered and fully charged.
7. To check that registration has been successful,
press the button on the headset and check for
a dial tone. If registration has failed, you will hear,
“Not registered”, and the light on the headset
will flash slowly in red and blue.
To reset the headset, remove it from the headset
base and try the registration process again.
If you need some help, call us on 0800 218 2182* or go to bt.com/producthelp