Bluetooth Version: 4.2

Built in Aux-in, FM radio, Bluetooth, TF&USB slot,

Output Power: 6Watts (3Wx2)

With bass memberance for good sound

Play distance: 10meters

Frequency: 150Hz~18KHz

Driver Unit: 40mm 4ohm, 3watts x2

Battery: 1200MAH

Charging Voltage: DC 5V

Play time: around 2.5hours