Made from ABS. Built-in 300 mah rechargeable polymer battery. The speaker connects to most wireless-enabled smart mobiles and devices up to 30 ft. away. The speaker also comes with a micro-SD card slot to play to play music without Bluetooth. It has a built-in mic for hands-free calling and comes with a charging cable. It charges in 4 hours and has 24 hours of wireless play( Medium volume. This speaker is totally splashproof, rainproof shower speaker.
