1. Bluetooth 5.4; Chip: Zhongke Bluexun AB5632C
2. Battery capacity: 400mAh; Charging time: 2 hours
3. Use time: 30 hours (22 hours with ANC on)
4. Dimensions: 18.8 x 16.8 x 7.9cm; Weight: 239g
5. Support ANC noise reduction, independent button switch; support Bluetooth, AUX and other modes
6. Support Chinese and English prompt tone: double-click the power button when not paired