23 Jul
2012
23 Jul
'12
12:06 p.m.
On Mon, Jul 23, 2012 at 09:33:27AM +0300, Tanu Kaskinen wrote:
The N9 hardware also has several possibilities for loopbacks. We used one for the sidetone in calls (sidetone means playing back your own voice back to you, and it's a mandatory feature in mobile phones, AFAIK).
It's not mandatory but it's certainly pretty standard. Some manufacturers don't do it though.