Fixed-frequency wireless microphone system. Digital pilot tone at 32 kHz. New durable painted finish. Universal USB power adapter. Frequency range 823–832 MHz. Range of up to 30 m. Frequency response 50 Hz–15 kHz. Signal-to-noise ratio 105 dB. Dynamic cardioid capsule handheld microphone and condenser cardioid capsule headset microphone. Up to 3 frequencies can be used in the same location. ABS carrying case for transport and storage included. Up to 4-year warranty via online activation.