For Jabra Elite3/4 Bluetooth Earphone Charging Box with USB CableWith fast charging technology, the charging box can provide sufficient power for the earphones in a short time, allowing you to enjoy music anytime, anywhere. Ultra-long battery life: The charging box has a built-in large-capacity battery and supports multiple charging, ensuring that the earphones are still fully charged after long-term use to meet your all-day needs. Portable design: The lightweight and compact design is easy to carry and does not take up space in a pocket or bag. It is suitable for travel, sports and other occasions. Intelligent indicator: The built-in LED indicator shows the power status in real time, allowing you to clearly grasp the remaining power of the charging box and earphones. Strong compatibility: It is suitable for most Bluetooth earphones on the market, the charging interface design is humanized, and it supports multiple charging methods (USB-C/Lightning). Safety protection: It adopts multiple safety protection designs, overcharging, over-discharging, short circuit and other protection measures to ensure the safety of the device and make you feel more at ease. Fashion appearance: Simple but stylish, combining extreme craftsmanship with exquisite design to show your unique personality.