Bluetooth headphones, Aumax S502 Sports Wireless Bluetooth Earpieces /Earphones Mini Lightweight Stereo Noise Cancelling In-Ear Earbuds,Hands Free Bluetooth Headset W/Mic for Cell phone Hi-Fi Stereo Sound: Built-in HD Microphone with CVC6.0 noise cancellation,ensure Hi-Fi Stereo Music Sound and Strong Signal. Let you get high quality and clear voice even in noisy environment like inside a gym and running/cycling on the road Connect to 2 bluetooth Devices. Built-in microphone/APT-X , offering you stable signal and perfect stereo sound. 10-meter working distance UNIQUE EXPERIENCE: 3-5 Hours Of Listening/ Talk Time,120 Hours Of standby time, Smart LED indicator Ultra light, sweatproof and anti-dropping, perfect for sport.Compatible with most Android /IOS Smart Phones and latop Bluetooth 4.1 + EDR APT-X audio decode technology,Built-in microphone , offering you stable signal and perfect stereo sound. 10-meter working distance. Compatible with iPhone 6 6 Plus 5 5S 4 4S iPad iPod Samsung Galaxy S6 S5 S4 S3 LG Motorola Sony and iOS/Android Mobile Phones. Almost all smartphones can work with this well Description