>> My friend uses an ST Labs USB-BT-5 usb dongle with a Motorola H500
I also uses a Motorola H500. This means that the headset is not a problem if
you get the excellent quality.
>> My guess is there is something making noise on 2400 Mhz scrambling the BT
>> link. Does this happen everywhere, or just at a certain location?
> Maybe you use a WiFi card, most of them work on 2,4GHz carrier.
Bluetooth and 802.11b/g (WiFi) share the same frequencies. WiFi makes
use of several channels, where as Bluetooth is spread out over all the
channels that WiFi uses.
If there were multiple WiFi channels in use it would then start to
encroach on the ability for Bluetooth to work effectively.
The views I present are that of my own and NOT of any organisation I may
73 de Simon, VK3XEM.