It involves two wireless microphones and a quarter-inch input for just a musical instrument or another microphone. It’s also IPX4-rated and involves Auracast, and is scheduled for a March 2025 start. The Go four is among the very first portable Bluetooth speakers about the market to incorporate Auracast Bluetooth https://www.bluetoothspeaker.top/subwoofer-inalambrico-bluetooth-speaker-music-sound-box-wireless-speaker/