Enjoy the latest Bluetooth-compatible V5.3 technology, ensuring stable and efficient wireless connectivity Activated by the convenient flip-open lid and equipped with a responsive Hall switch Navigate effortlessly through your music and calls with intuitive touch controls, enhancing user convenience and creating a streamlined experience Experience high-quality, hands-free communication with the built-in microphone, providing clear and articulate conversations Specification: Signal distance: 鈮?0 meters (ideal environment without any large obstacles) Battery capacity: earphones: 3.7V/40mAh, charging case: 3.7V/300mAh Play time: about 5.5 hours Talk time: about 4.5 hours Standby time: about 60 hours Charging time: It takes about 1.5 hours to charge the earphones and about 3 hours to charge the charging case Bluetooth-compatible version: V5.3+EDR Supported modes: A2DP/AVCTP/AVDTP/AVRCP/HFP/SPP/SMP/ATT/GAP/GATT/RFCOMM/SDP/L2CAP Package included:2 x Bluetooth-compatible Earphones1 x Charging Case1 x Charging Cable1 x English User ManualOther items not include