T-Mobile Sony Ericsson Equinox TM717 2.5mm Headset Headphone Adapter

Just plug this audio adapter into the audio jack of your compatible mobile phone to convert the audio for use with any wired, standard, non-amplified, univeral 2.5 mm jack, 2 ring, 3 connector, audio device. This adapter coverts the EMU (Enhanced Mini USB) into a standard (universal) 2.5mm jack. This adapter is not compatible with wired headsets using a Microphone Volume adjustment, or a Microphone Mute feature. However, headsets that have the Earpiece Volume adjustment, but no Microphone Volume adjustment will work.