1. Bluetooth 5.4; Chip: JL JL7006F4 2. Battery capacity: 300 mAh; Charging time: 1.5 hours 3. Autonomy: 32 hours 4. Material: ABS + steel fork + PU leather; Dimensions: 190 * 155 * 77 mm; Weight: 180 g 5. Support prompt sounds in Chinese and English: double click the power button when not associated
