【Portable Surround Experience】: Creative neckband design, lightweight and ergonomically designed for comfortable, a personal Bluetooth speaker that can be put in your shoulder for anywhere you go, the volume can be adjusted to a level you can hear clearly without disturbing others that are not too close and still be aware of everything else around.

【Theater Quality 3D Sound】: Utilizing 4 upgraded speakers for crystal-clear audio and rich volume playing, free your hands for games or daily work when enjoying the best in dimensional surround sound. No cords, no earbuds pressure.

【Extended Playtime & Strong Bluetooth 】: Up to 12 hours uninterrupted playing time set you free from battery shortage when you are traveling or working outside. Upgraded Bluetooth system makes working with 2 Bluetooth devices a time a possible, smartphones, tablets, and laptops makes, etc. supported. Bluetooth range: 30 feet.

【Built-in Microphone】: Built-in mic lets you take and make calls completely hands free, advanced noise-reducing technology helps you to hear the important information without the echo or outside noise.

【IPX4 Sweatproof & 12-month warranty】IPX4 speaker is sweat and weather resistant. Besides,Doltech provide 12-month warranty and 7X24 hours customer service.