Phiaton MS 100 BA Balanced Armature Earphones with Mic Balanced Armature drivers (made by Phiaton) for superior sound clarity. Gold plated headphone jack will ensure long lasting use Built-in Microphone for hands free talking Sleek Design in an armored aluminum body Oval shaped cables for tangle free use Warranty: Continue to enjoy your bluetooth wireless device long after the Amazon return period expires. All Phiaton bluetooth wireless products come with a One Year Warranty and we stand behind all of our products with US a based customer service.