It consists of two wireless microphones and a quarter-inch input for any musical instrument or another microphone. It’s also IPX4-rated and contains Auracast, and is also scheduled to get a March 2025 launch. The Go 4 is amongst the first portable Bluetooth speakers around the market to incorporate Auracast https://www.bluetoothspeaker.top/hot-selling-portable-hifi-bass-boombox-rgb-wireless-waterproof-bluetooth-speaker/