Experience powerful bass in a travelfriendly size with the Wireless Cube Bluetooth Speaker Featuring TWS Stereo Sound, this speaker can also be paired with a second speaker to provide even more sound with a 33′ range Designed for more than just music, the Cube Bluetooth Speaker features a builtin microphone for handsfree calling at the touch of a button Equipped with a rechargeable battery, this compact speaker provides up to 5 hours of continuous playtime on a single charge Convenient onoff button allows you to conserve battery life when not in use Wireless Cube Bluetooth Speaker also includes a microSD card slot for MP3 playback and carrying strap