With 24W Of Loud Stereo Sound, Tws, 24 Hours Of Playback, And Ipx7 Water ?COMPACT PRACTICAL?: Small size and light weight, can be hung on the bag or duffel bag. High efficiency 3600mAh lithium-ion battery can be used to power the power all day. Wireless portable bluetooth speakers should be a must have in your life. ?CLASSIC FEATURES? : The V40 waterproof bluetooth speaker features an extended wireless range (up to 66 feet) and enhanced connectivity. The built-in microphone function will maintain a clear sound quality that is more suitable for Ipad, Iphone, Android and more device. ?THREE PLAY MODE? : Portable rope, TF (supports WAV / FLAC / APE / MP3 format) and Type-C interface, and 3.5 AUX input port, more choice modes, more suitable for home, party, outdoors or travel. ?IPX7 STRUCTURE WATERPROOF?: Portable speakers provides strong waterproof protection, durable silicone case and port cover make the speaker have better internal protection, allowing you to enjoy music in a variety of different environments. ?SHOCKING SOUNDS? : Our speakers TWS technology allows you to pair two portable Bluetooth speakers with your phone for true dual enhanced stereo sound, giving you a small cinema feel.