Cellet Premium Over The Head 3.5mm Monaural Headset Compatible for Mobile Phones, Apple iPhone, Samsung Galaxy, Music Player, Personal Computer, Laptop, LG, HTC, LG, ZTE, BlackBerry, Smartphones Warning: not compatible with office phones or cordless phones which require a 2.5 mm jack. Hassle Free 3 year manufacturer warranty- satisfaction is guaranteed Comfortable ear speaker providing clear sound quality and can be worn on right or left ear Adjustable headband with flexible boom microphone 6 foot long cord - Compatible to devices with a 3.5mm headphone jack