The Remax RB-M66 Bluetooth speaker, constructed from sturdy ABS plastic and boasting an IPX7 waterproof rating, is both compact and portable at just 698 grams. It utilizes Bluetooth v5.3 for effortless connectivity and includes AUX, micro SD card, and USB options for versatility. Delivering 10W output, it ensures crisp sound quality and up to 6 hours of playback on its built-in battery. Additionally, it supports phone calls, and TWS technology, and is backed by a 6-month warranty.