Mini Bluetooth Headphone, GRDE Bluetooth Earbud Wireless Invisible Earbud 10 Hours Music Time Single Car Headset Compatible for Samsung Android Smart Phones [Longest Service Time]-- Updated mini Bluetooth earbud bulit in 100 mah big capacity Li-ion battery ,energy saving tech, charging 2 hours get up to 10 Hr music time( about 60% max.volume) . [Comfortable & Security Fit]-- Mini Bluetooth headphone custom designed in ear, wear comfortable, hidden, very suitable for a variety of scenes. [Premium Sound Quality & EDR Technology]-- Wireless invisible earbud with HD Stereo chip, your conversation is more clearly and the music is more stereoscopic, instantly connected to your smartphone from up to 33 feet away. [Innovative Magnetic Charging]-- Single Car Headset charge any where USB port available , No need of charging wire anymore , Very safe , fast and easy carry (Small case include ). [Wide Compatibility and Great Warranty]-- Bluetooth headset pair easily with two device at the same time, the bluetooth headphone compatible with most of Bluetooth enabled device, such as iPhone 8/X, iPhone 7/7 plus/6/6s, Samsung S7/S7 edge, Samsung Galaxy S9 S9/Note 8 and other Android Smart Phones. We warrant wireless earbud with mic 12 MONTHS from date of the original purchase for manufacturer defects. If the sports headphones fails due to a manufacturing defect, please contact seller directl