QCY Bluetooth V4.1 Wireless Stereo Earphone QCY50 CVC 6.0 Noise Cancelling Headphone Headset with Mic for iPhone 6s iPhone plus Samsung 7 Smart Phones & Tablets Amazing Volume and Hands free over ear offers incredible sound quality with deep bass and crystal clear treble. Built in Microphone to ensure Hi-Fi Stereo Music sound and strong signal. Up to 10 meters 33 feet working distance.