This is an original mono headset. Compatible with Samsung D500, D600, D720, D730, E300, E310, E340, E350, E530, E610, E620, E630, E720, E730, E760, E770, E800, E820, I300, P730, S341i, S342i, S400i, S410i, X200, X620, X660, X700, X800, Z110, Z130, Z140, Z320i, Z500, ZV10 and ZV30.