Objective
This article tells how to pair any Poly headset to a BT600 USB dongle.
Note: This will be required when the headset doesn't connect to your computer even when the USB dongle is connected.
Procedure
1. Connect the BT600 USB dongle to your computer.
2. Turn on the Poly headset.
3. Long press the small circular button on the side of the BT600 USB dongle with a pin while it's still connected to the PC.
4. The light of the USB will start blinking Red and Blue.
5. On the headset, slide the Bluetooth button upwards to enter pairing mode.
6. The dongle will blink rapidly will pairing, then turn solid. The headset is now successfully paired to the USB dongle.