Compact And Portable: Exquisite and compact vintage speaker designed with a comfortable carrying strap, lightweight and easy to carry. Multi Play Mode. Multi function BT speaker, support connection, U disk, Memory Card and sound output multiple functions. BT 5.0. This speaker for BT 5.0 connection, faster , lower power consumption, anti interference, simple connection, to play. Stereo BT speaker presents 360 degree stereo sound effect, surround HiFi sound quality. With HiFi chip, enjoy premium music anytime, anywhere. Long Battery Life. This speaker has built in 400mAh battery that is charged using a USB cable. providing up to 6 hours of battery life.