HeadphoneMate Inline Remote Control Microphone Cable for Bose QC3 Headphones and Samsung, Android Smartphones Specially designed to connect between QC3 headphones with Samsung and Android smartphones Works with most post 2012 model, include Samsung Galaxy, Mega, Note and HTC devices Inline Microphone for phone calls, Inline Remote for volume* Adjust volume, select track and switch between calls and music at your fingertip* Length 5ft/1.5m, double as a standard audio cable