1. Bluetooth 5.0 Chip: JL AC69632. Battery capacity: 70mAh, charging for about 1 hour3. Talk/music time: 6 hours4. Standby for 180 hours5. Material: ABS,Size: L62*W14*H21mm Weight: 7g6. Support Chinese and English prompts, double-click the multi-function button in the unpaired state