This wireless microphone improves your karaoke practical experience through the smart DSP chip that increases sound quality by a whopping 30% and produces an exquisite echo sound. I also evaluate the utmost Bluetooth range of all our picks by positioning my Samsung Galaxy S10 phone indoors, in the window, https://www.bluetoothspeaker.top/strong-bass-rgb-ipx7-waterproof-portable-bluetooth-wireless-speaker/