I do know Bose has a status of staying a fraud / poser by audiophiles, nonetheless it's an excellent product for what it's. Quick summary: Portable speakers - wide variety of mini portable speakers for your mp3 player. All for sale at a bargain prices You should purchase online. https://www.bluetoothspeaker.top/new-coming-cube-shape-wireless-bluetooth-speaker-portable-metal-mesh-waterproof/