Take your music anywhere with the UE Ultimate Ears Wonderboom 4. It delivers 360° sound with big bass and balanced tones, plus Outdoor Boost and Podcast Mode to keep audio clear in noisy environments. Enjoy up to 14 hours of battery life, IP67 floatable water- and dust-proof design, and a built-in loop for easy carrying. Pair up to two Wonderboom 4 speakers for bigger sound, use Bluetooth within a 40m range (compatible with Bluetooth 4.0–5.2), and find a USB cable, attached bungee loop, and quick start guide included in the box. The speaker is covered by a 24-month manufacturer warranty.