VIEWSONIC ViewPad 10 - Manual (Page 26)

16 ViewSonic VPAD10
3. Right-click and select Add a Device. Wait for a while and the found active Bluetooth devices will show.
(For details about how to activate the device's Bluetooth function, please refer to its documentation.)
(The maximum effective range of connection between your VPAD10 and the Bluetooth device is about 10 meters.)
4. Select a Bluetooth device and click Next.