· Speaker: 40mm(Diameter)
· Impedance: 32Ohm
· Sensitivity: 105dB±3dB S.P.L(at 1KHz)
· Frequency Response: 20Hz-20kHz
· Support Bluetooth 4.0 version+EDR
· Wireless Working Distance:10meters(Open Area)
· Charge Time: 2-3hours
· Frequency Response: 20Hz-20kHz
· Work Time: 6-8hours