Color: Pearl White/Obsidian Black Material: ABS+PC Bluetooth version: V5.3 Communication distance: about 10 meters Listening time: about 5 hours (70% volume) With the charging box: 25~30 hours Battery capacity: 40 mAh/O.148Wh (earphone) 400 mAh/1.48Wh (charging box) Charging time: about 1 hour (wired charging) Frequency Response Range: 20Hz-20kHz Charging interface: Type-C Applicable: Playback device with Bluetooth function Waterproof grade: IPX5
