System Type: Dual-channel UHF (Ultra High Frequency) wireless system.Operating Range: Typically up to 50 meters (approx. 164 feet) in an open area.Frequency Range: Operates in the UHF 720–780 MHz region.Receiver Controls: Front-panel LED displays for both channels, individual volume knobs, and a power switch.Microphone Power: Each handheld mic is powered by two 1.5V AA batteries.Audio Quality: Features a frequency response of 40Hz to 15KHz and a dynamic range of over 105dB.