Bluetooth Speaker has the technology and construction required to deliver maximum sound without digital jitter or loss of audio clarity.
It has a built in 4400mAh lithium polymer battery. With the powerbank function you can charge your mobile phone, this is extremely convenient when no power sockets available.
While listening music through Bluetooth speaker, incoming phone calls can be answered through built-In high-quality microphone without touching your phone at all.
You can insert your SD card with music to play directly from the speaker.
You can charge your Bluetooth speaker from your phone plug or charge it from your laptop using the cable provided.