MIPOW BOOMIN is a Bluetooth 4.0 compliant, low energy Bluetooth mini size speaker with incredibly big and clear sound and bass. It is compatible with most cell phones, tabs, PCs, notebooks and most devices with built-in Bluetooth. MIPOW BOOMIN comes with output power 3 W, its classic shape matches well with the carefully chosen anodized aluminum alloy colors, it also comes with a detachable leather strip for easier carrying. It supports pairing two phones at one time. With built-in microphone, it can be used as a portable speakerphone. The built-in battery can support up to ten hours talk time and 3-5 h continuous music play.