To perform a factory reset on the BTH260, first make sure the headset is powered
on. Next, hold down the Volume - button and the Multi-function button at the
same time for eight seconds. The LED on the BTH260 should flash purple briefly
when the reset is complete. After resetting the BTH260, power it off, then on
again.
After resetting the BTH260, the need to be paired again before they can be used.
Make sure that any old pairing information for the BTH260 has been deleted from
the devices you need to pair them to. The BTH260 will automatically start up
in pairing mode until they have been paired to at least one device.