Product Size:152 x 50 x 180mm
Package size::190 x 220 x 52mm
CTN size: 40PCS/CTN  550 x 470 x 400mm
N/W: 8.88KG G/W: 10.08KG

1.Wireless transmission distance: CLASS II
2.Battery capacity: 250MAH
3.Frequency range: 20-20KHZ
4.Sensitivity: 95DB
5.Speaker impedance: 32 ohm
6.Speaker Size: 32MM
7.Charing time: 2H
8.Voice Communication working time: 8-10H
9.Bluetooth Music Playing time: 8-10H(Based on two-thirds of the maximum volume)