Since 1965 Lenmar has been building award winning, high quality power related products. Lenmar personally manages the excellence of our products through every aspect from design to production. The Rise Ultra Portable Bluetooth Speaker offers superb sound in a portable stylistic desktop design, an ideal audio companion to any smartphone. This speaker is powered by its built in Lithium Polymer battery which is rechargeable by any USB port and is compliant with Bluetooth v3.0 wireless standard.