This Audio-Technica wireless system is perfect for professionals who need reliable audio in various settings like events, presentations, and performances. The 3000 Series network-enabled systems offer network monitoring and control via Audio-Technica's Wireless Manager software. The package includes an ATW-R3210N receiver and an ATW-T3201 body-pack transmitter with a BP893xcH-TH MicroEarset (beige) omnidirectional condenser headworn microphone, along with accessories. Operating frequencies are in Band DE2: 470.125 to 529.975 MHz (2395 frequencies), minimum frequency step is 25 kHz, modulation mode is FM. It has a maximum deviation of ±38 kHz (THD:10%) for ATW-T3201, dynamic range varies, total harmonic distortion is <1.0% (at 1 kHz, ±17.5 kHz deviation), operating range is 100 m (328') in an open range environment with no interfering signals, and operating temperature range is -5° C to +45° C (23° F to 113° F).