Wireless portable Bluetooth speaker with powerbank charging function

Wireless Bluetooth speaker with built-in portable battery, Power Bank function.
A universal device, not only for playing music, but also for charging electronic
devices.

Powerful, vibrating bass, which is most important at dance parties. The
Bluetooth speaker perfectly reproduces low tones – just like in a real club with
a powerful sound system. A non-stop party with 15 hours of playtime. The fun
shouldn’t end quickly.

It is also possible to play music from a USB flash drive or using a TF card
(microSD). Can also be used for calls thanks to the built-in microphone.

Working time: up to 15 hours Charging time: up to 4.5 hours Supports Bluetooth
4.2: AD2P, AVRCP, HFP, HSP2-in-1, the ability to combine two speakers into one.
Signal range: up to 10 meters Signal frequency response: n 150Hz-20kHz Battery:
Li-ion, 800 mAh Power supply: 5V / 2A Power 2 x 3W