The speaker works by using CSR 4.0 Bluetooth for high quality music streaming and you will connect the speaker to your smartphone or tablet devices. The speaker arrives with a built-in rechargeable 3600mAh battery and charges via the micro USB port. The speaker also come with a built-in UNC threated gap on the bottom which enables it to be put in o

It will come with a built-in battery that supports nearly eight hours of continuous music playtime with a single charge and will be charged by means of a USB power supply. The speaker is made up of two acoustic drivers with a power of 3W each and will supply very good stereo sound quality. The speaker also supports TF card Along with wireless Bluet