The JVC AL-A155 is a compact and lightweight portable Bluetooth speaker designed for outdoor adventures or indoor use. It features a durable and waterproof (IPX7 rated) body that can withstand water immersion up to 1 meter for up to 30 minutes. The speaker delivers rich and clear sound with its 2 full-range drivers and a built-in bass port. It also provides up to 10 hours of battery life on a full charge and supports hands-free calling with the built-in microphone. Furthermore, the JVC AL-A155 allows multiple speakers to be connected simultaneously for even more powerful and immersive audio experience (multi-unit connect). Overall, this portable Bluetooth speaker is an ideal choice for music lovers who want high-quality audio, durability, and versatility.