5.0 Headset USB Charging Mini Wireless Bluetooth Earphones for Car Sports Wireless Headphones with Mic for iPhone Invisible& Comfy Bluetooth Earbud Ergonomic wireless in-ear earbud design ensures a comfortable listening and calling experience without ever leaving your ear. With two optional ear tips, let it stay in your ear perfectly, no matter what your ear shapes. Wireless Charging, No More Battery Low You will no longer have to fiddle with cords. The cable-less charger will keep your earbud untangled while charging, and you may charge anywhere a USB can be connected. Hands-free Calling Anytime & Anywhere Built-in high definition microphone brings smooth communication. You can make phone calls when you are driving without violating traffic rules and safely. Specifications: Bluetooth Standard: Bluetooth V4.1+EDR Operation Range: 10m Talk Time: Up to 6 Hours Playing Time: Up to 6 Hours Standby Time: Up to 150 Hours Charging Time: 1 Hour Charging Voltage: DC/5V