Brand name: Lenovo
model name: TH30
BT Wireless: Bluetooth v5.1
waterproof standard: IPX-4
codecs: AAC
battery indicator: LED
Charging Interface Type: Micro USB
Battery Charging Time: 1-3 hours
Battery type: lithium battery
Charging interface: USB
Headphone Form Factor: Over-ear
Estimated Battery Life: 10-15 hours
Transmission Distance: 10m
Charging Time: About 2 hour
Usage Time: 10-12 hours
Wired connection: 3.5mm audio cable