BT Version: BT5.0
Transmission Distance: 10m/33ft
BT Protocol: HFP, A2DP, HSP, AVCRP
Frequency Range: 20-20000Hz
Waterproof Rating: IPX5
Charging Bin Capacity: 3.7V 450mAh
Headphone Battery Capacity: 2 X 3.7V 50mAh
Music Playback Time: About 4 Hours (Depending On Music Volume)
Charging Time: About 1.5 Hours for Earphones, About 2 Hours for Charging Box
Headphone Size: 25 X 30 X 26mm/0.98 X 1.18 X 1.02\"
Headphone Weight: 3.5g/0.14oz (Each Earpiece)
Charging Bin Size: 62 X 40 X 27.2mm/2.44 X 1.57 X 1.07\"
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3mm measuring deviation due to manual measurement.