bluetooth USB dongles

[Vladimir Botka]

On Mon, 8 Dec 2008 12:35:41 +0000 (GMT)
Iain Hibbert <plunky at rya-online.net> wrote:

> On Mon, 8 Dec 2008, Oliver Fromme wrote:
> 
> > First, is there a recommended bluetooth USB dongle that's
> > guaranteed to work with FreeBSD (7-stable) and that's
> > not too expensive?  I've seen a lot of really cheap and
> > small dongles recently at online shops, but I assume not
> > all of them work fine, right?
> 
> the vast majority of USB dongles will work just fine
> 
> if you are buying something, there are different selling points that
> can be confusing.
> 
> Class 1	- 100m range
> Class 2	- 10m range
> Class 3 - 1m range
> 
> I've never seen a class 3 device, and although I do have a class 1
> controller it doesn't seem to make much difference as to signal
> quality at close range (I guess its just more powerful radio). Then
> there is Bluetooth version, so you might see
> 
> v1.0b
> v1.2
> v2.0 + EDR
> v2.1 + EDR
> 
> If you see a v1.x device for sale then don't be tempted. v2.x devices
> are vastly better at making and maintaining connections, and the
> 'Enhanced Data Rate' gives much faster transfers. I've not seen a
> v2.1 dongle in the real world though they may exist (ditto for v2.2
> as spec is availabe)
> 
> I have seen (recently!) a v1.0b device advertised as "BLUETOOTH CLASS
> 2" with the v1.0b in really small writing on the case, I guess that
> these are old stock dressed up to sell rather than new manufactures
> but its good to be aware :)
> 
> iain
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> 

I can recommend "cambridge silicon radio". The best choice up till now.

-- 
	-vlado
	Vladimir Botka