The Wireless GO II is a compact wireless microphone system that operates in the 2.4 GHz spectrum. The kit includes two transmitters with an internal microphone and a receiver with a 3.5 mm TRS output. Both the transmitter (TX) and receiver (RX) include a USB Type-C port used for charging purposes and to connect to a computer for future firmware updates. The receiver can also be used as an interface by connecting it to any computer and recording audio. They are also compatible with USB-C products for Android and Apple.