True 3D Theater Stereo Sound】The wireless Bluetooth speakers built-in 3W speaker system and 2 bass diaphragms, creating a truly unique and pure Monster sound experience. Experience a full-range speaker on both sides of the neck speaker surrounding your ears to produce 3D theater sound quality. Allows you to enjoy your music that won’t disturb the people around you. 【Lightweight Comfortable and Wearable Design】The Monster wearable speaker based on ergonomic design, once you put this band around your neck, you’ll hardly know you’re wearing it, you never have to worry about slippage during your walks or workouts, providing a comfortable and secure fit for long periods of use or while relaxing. 【Bluetooth 5.0 Connectivity】Advanced Bluetooth 5.0 chip, ensures stable transmission up to 33 ft (10m) long range. Give you high quality sound for listening and conversations. Perfect for the office, gym, travel and home use. Compatible with most devices and give you stable connection and enjoy good sound quality music everywhere. 【IPX7 Waterproof & Long Battery Life】Monster wireless neckband speaker is sweat. This speaker can operation up to 12 hours at half volume (6 hours at full volume) for each single charger. It used the new generation USB-C interface design, it’s easy to use. 【Hands Free Calling】This neckband speaker leaves your hands free and allows you to make calls that are crystal clear. Simply rest the speakers on your shoulders and immerse yourself in sound.Reduce the burden on ears, comfortable to wear and convenient to carry.