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Author K750i: Stereo Bluetooth Headsets?
max_wedge
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Posted: 2005-10-06 06:17
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Well that's strange because I've been searching the web all afternoon and I can only find claims that it doesn't support a2dp. No where can I find anyone who says K750 supports A2DP.

Infact, on a forum I found this "Bluetooth devices have to have the Advanced Audio Distribution Profile (A2DP) to connect with a wireless stereo headphone. The K750i is missing that profile. Even the W800 will not have this profile (information I got from the SE support)."
http://www.mobile-review.com/forum2/showthread.php?t=32006

So who's right?
redman5087
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Posted: 2005-10-06 10:28
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Yes, I know, all the information you find on the net is that is doesn't have the profile. That's why I asked The support team of Sony Ericcson. I asked them again if they are sure that this profile is supported on the K750i.
They said: we are sure that the k750i supports a2dp!
It is a mistake that it is not included in the manual!
It should be.

I would you show a copy of the mail but it is in dutch.

I'm planning to buy the nokia hs-12w bluetooth stereo headset.



It should work without any problem.

Greetings Redman

[ This Message was edited by: redman5087 on 2005-10-06 09:31 ]
ares
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Posted: 2005-10-06 11:07
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What we need is someone to test it, to know if that info from SE belgium is true...
SE w880 + Iphone 4 16gb
Draqula
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Posted: 2005-10-06 12:16
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No test results, anybody?
sepguy
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Posted: 2005-10-06 13:29
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If w800(k750) had the a2dp profile it wouldn't necesarily need a pair of stereo BT earphones to be tested.
You can also check that on your computer and see that the high quality audio isn't among the discoverable services!

THERE IS NO A2DP!
redman5087
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Posted: 2005-10-06 13:30
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I'm really sorry about the information I posted here.
I mentioned before that I have send a mail to Sony Ericcson
confirming that the k750i has the a2dp bluetooth profile onboard.
I called the Helpdesk service of sonyericcson Belgium.
They made an error because they have different version of there database. The information mentioned in the mail IS NOT CORRECT.

Only the p910 has the a2dp bluetooth profile onboard!!!!!!!!!!!!!!!!!!

The k750i does NOT support a2dp!!!!!!!!!!

The mail they send was a mistake. The information came from a wrong database!!

I'm sorry for the wrong information!

Kind regards Redman

max_wedge
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Posted: 2005-10-06 16:15
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well thank god for that...it would be far worse if Google had failed so badly ...who knows, the whole space/time continuum could implode if google started to go belly up
RobertWebbe
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Posted: 2005-11-14 20:48
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For the lastest list of A2DP compatible phones and devices, check the A2DP page on my website.

http://www.robertwebbe.nl/A2DP.html

Besides a list of compatbile phones, there are also usefull links to A2DP headsets, updates, information and A2DP newsarticles.
pzboyz
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Posted: 2005-11-15 10:16
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Quote:

On 2005-08-24 12:23:13, Itanium wrote:

A2DP is relatively newer and is included in BT2.0 specs.




A2DP is not in BT2.0, there are no problems using A2DP over a BT 1.1 or 1.2 connection.

pzboyz
pzboyz
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Posted: 2005-11-15 10:20
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Quote:

On 2005-09-14 11:56:48, blue-isaac wrote:
Nokia 6230i has A2DP



On the Bluetooth BQB website this is not true.

The Nokia 8800 does have A2DP, and likely an recent Series40 phone after this also does. We fall find out in next few weeks with 7380 and all.

pzboyz
Muckle_Eck
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Posted: 2005-11-15 13:09
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Hi all,

I have had the following response from SonyEricsson help desk:

Quote

Thank you for contacting the Sony Ericsson Call Centre.

With regards to your enquiry, we do not have any information concerning future support for A2DP. At present, no Sony Ericsson phones support A2DP.

UNQUOTE

Not good news!!!

max_wedge
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Posted: 2005-11-16 10:06
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Apparently the W900 and P990 will be supporting A2DP, but hasn't been tested by this guy (cause they aren't out yet):

http://www.robertwebbe.nl/A2DP.html

[ This Message was edited by: max_wedge on 2005-11-16 09:07 ]
masseur
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Posted: 2005-11-16 10:15
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there is no P990 whitepaper yet but I definitly can't see a2dp listed ni the profiles for the W900 in its whitepaper

max_wedge
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Posted: 2005-11-16 13:20
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hmmm, I found this link: http://digitalcameras.engadget.com/entry/1234000243060273/

makes me think the W900 a2dp was just a rumour that sprang from this article or similar. This robert webbe character was very certain of a2dp support in another post, but I can't find a thing on google that supports his claim...
lordlupin
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Posted: 2005-11-17 19:24
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I talked to the SE helpdesk (UK) today and they said that no phones made by them support A2DP and from what i have found out on the net, all of the bluetooth stereo headsets need A2DP to play stereo music from an audio player on your phone to the bluetooth headset. Most won't even play audio without A2DP although some say you'll just get a mono audio signal (not sure whether that is true or not). If a bluetooth headset says it is compatable with an SE phone then it is only for using as a headset or handsfree kit. This seems like misleading information if you ask me as no-one is going to buy big chunky stereo headphones and then just use them as a handsfree kit.

If, like me, you didn't realise this before paying 65 quid for a pair of bluetooth headphones you might be a bit pis*ed off, especially since the SE website and manual for my phone don't mention the profiles that the K750i DO support. I assumed that since the K750i played music and supported bluetooth V2, there would be no problem. It was only when i started to read this forum posting that i realised you could look at the 'whitepaper' for a particular phone but they aren't exactly easy to find on the website. Bluetooth info like this should be easy to find in the tech spec for each product they sell and not hidden away where we may or may not find it.

Not only is all of that annoying, but the K750i doesn't even have a normal 3.5mm jack for me to plug in a normal pair of headphones or bluetooth dongle for my headphones. It seems that the only headphones i can play music on from my K750i is the shi*ty, in-the-ear pair you get with the phone as you need to use the extremely unusual connector located on the base of the phone. Of course, you could spend some money and get one of the other 2 sets that SE sell, the HPM-70 or HPM-20, but, if like me, you really enjoy listening to music with a pair of headphones which aren't in-the-ear, then your kind of screwed unless you fork out more money.

As someone mentioned earlier, you could use the MMC-60 cable adapter but you'd need to find a set of headphones which connect using 2 phono cables (which is very unlikely, possibly even impossible) or get an adapter to convert the 2-phono output of the MMC-60 to a 3.5mm female jack which you could then plug a pair of normal 3.5mm male jack headphones into.

Also, i just found a 'Sony Ericsson K750i / W800i Stereo Audio Adapter' ( http://www.mobilefun.co.uk/product/7265.htm ) which means that you can plug in any set of normal headphones you want to use for music. If you really want, you can then get a bluetooth dongle/adapter ( http://www.mobilefun.co.uk/product/7632.htm - the adapter for my bluetooth headphones isn't cheap) with a pair of bluetooth stereo headphones (mine were £65) and plug the dongle/adapter into the 'Sony Ericsson K750i / W800i Stereo Audio Adapter' which means you can use bluetooth headphones to listen to music. The K750i/W800i stereo audio adapter and the bluetooth dongle would have to sit in your pocket/bag with your phone and although neither of these 2 options would be a full handsfree kit (i think you would know when you get a phone call, but you would have to use the phone normally for the call as the stereo audio adapter is one-way only) at least you could have a wireless setup to listen to music.

Also, you could get a 'Retractable Stereo Audio Adapter - Sony Ericsson W800i/K750i' ( http://www.mobilefun.co.uk/product/8177.htm ) and plug normal headphones into it. it wouldn't be prctical to use with bluetooth headphones but it does feature a microphone and would be useable as a full handsfree kit with the headphones of your choice. Unfortunately SE haven't released it yet.

Also, as someone mentioned, the K750i isn't exactly the loudest audio player in the world. I turned up all of the EQ bands on my phone to full which made a bit of a difference but i can still hear conversations of other people on the bus or the engine noise of cars on the street.

In conclusion, i'm pis*ed off with SE for being misleading or evasory regarding the capabilities of bluetooth profiles their phones provide, and also for the misleading info that many stereo bluetooth headset manufacturers give when they say their headset is compatable with a particular phone as they don't give you the specifics of the bluetooth profiles which their headset can use on that phone.

Although SE haven't bothered to put A2DP into their phones yet (and i seriously hope i get a firmware upgrade for it in the future from them), at least i can still be wireless for my music, although it will cost me another 40 or 50 quid to get there.

Hopefully this has been helpful for some of you and apologies for the rant-like quality of this post. I had been looking forward to easy-to-use bluetooth audio and was sorely disappointed.

Cheers

Bone

[ This Message was edited by: lordlupin on 2005-11-17 18:35 ]

[ This Message was edited by: lordlupin on 2005-11-17 18:38 ]
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