Bobtot was found given the idea of combining fun of music with daily life and focused on portable speakers and surround sound system. With over 10 years of expertise in audio, Bobtot never stops pace of exploration and never conceded sound quality. To bring better audio to everyone, Bobtot has a strong R&D team for backup, and encourages everyone to participate in our innovation. Bobtot was born out of a passion for exceptional sound quality and a commitment to making high-performance audio. What sets us apart is our dedication to both cutting-edge technology and customers participation. Bobtot combines sound innovation with sleek design and user-friendly features, ensuring a superior audio experience. Bobtot cares deeply about building lasting relationships with our customers. Our brand culture emphasizes trust, transparency, and a customer-first mindset. 5W powerful sound and bass is enriched by dual passive radiators Pair to another speaker to create louder stereo sound This portable bluetooth speaker has bluetooth 5.3 which offers more stable and faster connection. You can connect it to your device up to 30 ft Besides enjoying the music, the built-in microphone allows you to accept phone call or attend online meeting whenever you want TWS allows two speakers paired create larger sound space. Each speaker plays right and left channel so you can enjoy the stereo sound This waterproof bluetooth speaker has IPX7 protection which means that it can be submerged in water up to 3 ft for up to 30 minutes without damage This package comes with a carrying starp and it can be tied at either side. When you are hiking or biking, that would give your hands relief. Enjoy fun of music at no restraint of where you are. Bobtot never stops the pace of exploring more fun of audio, and try our best to deliver this fun to everyone.