【Brand New, Unused】 I am selling this item, which has been kept unopened since purchase. ■ Type: Sealed Dynamic ■ Driver Diameter: 6mm ■ Bluetooth Version: 5.2 ■ Supported Codecs: SBC, AAC, QualcommR aptXTM Adaptive ■ Number of Registerable Devices: Up to 3 ■ Wireless Output: Class 1 ■ Charging Time (Full Charge): Main unit: Approximately 2 hours, Charging case: Approximately 2 hours ■ Playback Time: Up to 24 hours (9 hours on main unit + 15 hours with charging case) ■ Playback Frequency Band: 20Hz～20kHz ■ Waterproof Performance: IPX5 ■ TrueWireless Stereo Mirroring: Yes ■ App Operation: Yes ■ Voice Control (Siri/Google Assistant): Yes/Yes ■ Weight: 5.0g (L or R, one side) ■ Accessories: USB charging cable, charging case, ear tips (XS/S/M/L) each 1 set