LED charging case with 500 mAh battery and long standby time Builtin 500 mAh charging case provides up to 180 hours of standby time. The Bluetooth earbuds with microphone can be fully charged in about 1 hour when used with the charging case. The charging case can provide 7–8 full charges for the wireless earphones. Two charging methods and multipoint connection Charge the earbuds using a USB TypeC cable or directly with the charging case. Supports connecting to two devices at the same time, enabling easy separation of work and use. Suitable for office and driving environments. Mute function and hands control Builtin microphone supports voice assistants on mobile devices. Answer or reject incoming calls and mute the headset with a dedicated mute button. Mute/unmute is easy to manage with a single press. Comfortable inear design with adjustable ear hook Ergonomic inear design fits left or right ear comfortably. Flexible ear hook can rotate 180 degrees vertically and 360 degrees horizontally for a secure fit. Lightweight and comfortable enough to wear for extended periods. Use scenarios Office and remote work: multipoint connection allows switching between devices for calls and meetings without repairing. Driving or commuting: hands calls and voice assistant access for safer, hands operation. Travel or everyday use: long standby and multicharge capability ensure the earphones are ready when you are.