These testes were spoken from a GTA02v5 + buzz fix and recorded into a Nokia 2760, which was the caller device.

In them I said «The quick brown fox jumps over the lazy dog» starting with Mic2, then Right PGA, then Left PGA.

test1. in perfect conditions;
test2. with tv making background noise (news);
test3. test2 + computer playing loud music («Te Quiero Puta» from Rammstein) at the same time.

gsmhandset.shr.20091201 has the gsmhadset file SHR is using in that date
gsmhandset.mine.20091201 has my gsmhadset file (same but Control63 which is changed)