Absolutely wireless with no charging cable coming with a magnetic USB charger which is easy to be adjusted up to 90 degrees to charge through the power bank computer or car. No any charging mess.</br>Outstanding battery life built in 50mAh lithium-ion polymer battery up to 3.5hours talking time or 6 hours music time on a full charge. (Get a full charge within 2 hours)</br>Mini Invisible Earbud compact and lightweight only 0.16oz; One Button Design Easy to Answer the call conAdvanced Bluetooth 4.1 Technology ensures fast transmission speed; built in HD and sensitivity microphone with clear sound-ideal for in-car calling or stealth listening or watching at work or in the office.trol the music play and so on while driving without any mess.</br>Comfortable and Stable Wearing: suitable for both ears optimized for extra comfort to protect ears when using; mini in-ear design not easy to pop out.</br></br>Product Description</br></br><b>Innovative Magnetic USB Charger </b><br> With a portable magnetic adjustable USB charger which is more convenient and easier to recharge for the earbud through the power bank?? computer or car. No any cable mess.<br><br> <b>Outstanding Battery Life </b><br> lithium-ion polymer battery. Gets full charge within<b> 2 hours</b> to support <b>3.5 constant talking time or 6 hours playing time</b> (with 35%-40% volume).<br><br> <b>Bluetooth 4.1 Version</b><br> Strong signal?? fast and more efficient than ever before. The new version is with quicker response and lower frequency. Spend less time charging and more time doing.<br><br> <b>CVC 6.0 Noise Cancellatio