This mobile phone accessory is compatiable with Ericsson LX588, 738, 768, 788, T10, T10s, T18, T18s, T19. The ear bud cord with microphone plugs easily into your Ericsson mobile phone without the need for a special adapter. Just clip the ear bud cord onto your shirt or jacket, insert the ear bud in your ear and speak at a normal level. The sensitive microphone built into the cord provides clear communication. It's a convenient way to talk to friends or clients without having to use your hands to hold the phone.