Charging Input5V/1APower output:5V/1AFrequency Response170-4000SupportBluetooth/AUXBluetooth VersionVimicro 4.0DriverHT6826Resistance4Ω/3WBattery Capacity2400mAhBattery Type Lithium batteryLoud Speaker Dimension39*20mmCharging Time 2.5-3Continue playing time4-8hoursProduct size:176.01*70.5*80.7mmNet weight:358gPacking: 1 pieces per innerbox, 4 pcs/cartonContact: Caitlin [email protected] LS Technology is known as one of the leading manufacturers and suppliers of low price newest portable colorful wireless super bass mini water resistance bluetooth speakers with power bank ip67 logo customized 5w*2 in China. Our factory provides customers with OEM and ODM service, as well as customized service. Should you are interested in it, please rest assured to buy our cheap prodcuts made in China.