Propel 51070 Music Capsule Wireless Bluetooth Portable Speaker with Rechargeable Li-Ion Battery 3.5mm AUX Port Compatible with all Bluetooth devices like smartphones and tablets. Enjoy clear and high fidelity sound wirelessly. Built-in Rechargeable Li-ion battery. 6-7 hours music playback time per charge. Product Dimension: 205 x 63 x 63 mm