ESC-08 Metal Bluetooth Headphone

ESC-08 Metal Bluetooth Headphone                                         

1.Material: Aluminium Metal

2.Bluetooth Version:V4.1
3.40mm Neodymium driver
4.impedance:32 ¦¸+3¦¸
5.sensitivity(at 1KHz):113dB+3dB
6.Playing time:about 6 hours
7.Charging time:1 hour
8.Battery capacity:350 mah
9.Color available:Silver,Black,Golden
10.Foldable & Swivel earcups,Soft comfortable cushion,Aluminium case