3
PRoDUCt oVeRVIeW
Product overview
Overview of the Presence Grey headset
Volume – button*
Microphones
on/off power slide
Volume + button*
Multi-function button
LeD
UsB socket
speaker
ear hook
* you can swap the +/– assignment of the Volume buttons (see page 13) If, for example, you want to wear the
headset on the left ear instead of the right (see page 9).
Overview of the BTD 800 USB dongle
UsB plug
Link LeD
Link button
Presence Grey
Bluetooth headset