【Specifications】 Type: Sealed dynamic Driver diameter: 6mm Bluetooth: ・Version: 5.0 with BLE ・Supported codecs: SBC, AAC, Qualcomm aptX audio ・Wireless output: Class 1 ・Number of registered devices: 3 Charging: ・Charging time: Approximately 2 hours (full charge) ・Playback time: Up to 24 hours (6 hours on the main unit + 3 case charges) Frequency response: 20Hz～20kHz Weight: 5.0g (L or R, one side) Accessories: USB charging cable, charging case, ear tips (XS/S/M/L) each 1 set