[True Wireless Stereo Function]: True Wireless Stereo technology allows you to truly enjoy the surround sound with bass is delivered with exceptional clarity; Pair two ANCwear speakers for bold stereo sound; Bluetooth 5.0 ensures instant pairing and Rock-Solid Connection with any Bluetooth-enabled device to get seamless pairing experience.[60g Compact and Portable]: Only 60g weight of ANCwear portable bluetooth speaker is truly a mini speaker in all senses of the word; Roughly the size of a egg, small enough to fit in the palm of your hand, feel nothing to carry around with you except clarity music wherever you go.[Wearable Bluetooth Speakers]: The wireless speaker have several options how you can wear it. Around your wrist like a watch, attach to your clothing or accessories, clip on your T-shirts, whichever you prefer. Great for more movement intensive activities like outdoors hiking, cycling, jogging, climbing, camping, or running.[17 Selected White Noises]: This Bluetooth speaker features 17 carefully selected nature sounds, including rain, waves, forest birdsong, streams and more. Each sound has been carefully crafted to provide you with a natural, immersive listening experience that will help you relax, fall asleep quickly and stay asleep longer.[Long Battery Life]: The powerful lithium battery offers a whopping 9.5 hours of continuous playback, and 1.5 hours of charging time; Keep in mind that factors such as volume can affect battery life. Built-in microphone allows you to receive calls on the move.