Introducing our Retro Mini Wireless Bluetooth Speaker: compact, stylish, and packed with features. Enjoy 4-5 hours of music on a single charge, with over 72 hours of standby time. Measuring just 2.8" in height and 4.3" in width, it's easy to carry wherever you go. With Bluetooth, AUX, TF card, and USB disk support, you have multiple ways to play your favorite tunes. Experience exceptional sound quality in a retro-inspired design.