The iSound Pyramid Bluetooth Speaker provides you with surprisingly bold sound for its compact size. Use the Pyramid Speaker with your Bluetooth enabled smartphone, tablet, MP3 player, laptop and more to listen wirelessly to your favorite music. If your music playing device is not Bluetooth enabled you may still connect to the speaker using the included 3.5mm audio cable. Additional convenient features include the built-in microphone and controls to easily take calls at any moment. Enjoy incredible audio playback for up to 6 continuous hours and charge right back up with the included USB charge cable. Enjoy your audio anywhere with the Pyramid Bluetooth Speaker from iSound!