Plantronics Adapter 2.5mm Female to 3.5mm Male (with 3 Black Bands on Plug) DISCONTINUED

DISCONTINUED This adapter allows you to use any standard 2.5mm headset with your iPhone, Blackberry, Motorola & other mobile phones that has a 3.5mm headset port. The all-important 3 black bands on the male 3.5mm plug means that you will make all 3 necessary contacts inside your device's headset port (speakers, stereo sound, microphone).