1st person:
HTC: S730, S740, Touch 3G, Cruise, Touch Dual, TyTN II
Nokia: E61, E66, E71, E90, 5800XM
Sony Ericsson: Xperia X1, W960i, P1i
2nd person:
Sony Ericsson:W595, W760i, W890i, W910i, C702, *(this all can't fit ordinary 3.5mm earphone)
Nokia: 5320XM, 6600S, N81, 5610
3rd person:
Nokia: E70, N95, N96, 6220C, E51
Sony Ericsson: C905, C902, G900, Xperia X1
Motorola, ROKR E6
Samsung: SGH-i900, i8510, SGH-F480, SGH-U900
4th person:
Nokia: 3110c, 3500c, 6280, 6288, N70, N73, 5310, 6025, 6300, 7310S, 7610, 6670, 6630, 6620, 7600(rare),
Sony Ericsson: K770i, K550i, K610i, K618i, K800i, T280i, W350i, W380i, W580i, W880i, K700i
Samsung:SGH-D780, SGH-E210, SGH-590, SGH-740, SGH-E840, SGH-E950, SGH-F250, SGH-J610, SGH-L170, SGH-L700, SGH-L770
The 4th person is the EASYEST....

Thank you so much. That rids off my worries. "Genius"!!