Charging time: 2 hours; Working hours: 10 hours. Transmission range: up to 10 meters. Bluetooth chip: V5.1. Colors: blue, green, Khaki, pink, gray. Key benefits Long battery life for allday use: up to 10 hours of continuous operation between charges. Flexible wireless range: stay connected and move within 10 meters. Modern connectivity: Bluetooth version 5.1 ensures stable pairing with compatible devices and efficient power use. Style options: five color choices to match taste. Broad compatibility: works with Bluetoothenabled devices for quick, wireless enjoyment. Use scenarios Daily listening at home, in the office, or while commuting, without wires. Gym sessions or outdoor activities where mobility is important and cords get in the way. Travel or extended trips where a reliable, multihour battery supports long playback without frequent recharging. Compatibility and setup Designed for Bluetoothenabled devices to deliver wireless audio with straightforward pairing.