2.5mm or 3.5mm

niclone openmoko-nicospam at sengena.com
Fri May 30 12:10:39 CEST 2008

Joerg Reisenweber a écrit :
> Hi community!
> A short poll: on a future GTA0x (>2), would you prefer to have
> A) "standard" 2.5mm headset (mic+phones) connector, where you have to buy a 
> cheap adapter if you want to use your "old" headphones, (the way like it's 
> for GTA01/02)
> or
> B) classic 3.5mm headphones "Walkman(R)" connector, where you have to DIY an 
> adapter for any standard cellphone headset? (or does anybody know of 3.5mm 
> headSET standards or adapters?) 

B) 3.5mm


C) 3.5mm with 4 contacts, BUT backward compatible with standard 3.5mm 
headphones jacks. This mean that the mic contact must be the one which 
is far from the ground contact, not at the tip one like in GTA01 (and 


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