1:The headphone cord is 85cm long; weight: 22g
2:Support Bluetooth, TF card (≤32G) playback, support Chinese and English prompt tone: double-click the multi-function button in the unpaired state
3:Bluetooth: 5.1; Chip: JL Jerry AC7006; Battery capacity: 200mAh, charging for about 2 hours, talk/music time: 20 hours; standby 330 hours 
