This Audio-Technica ATW-3211N/831 3000 Lavalier Microphone System is perfect for content creators, journalists, and anyone who needs high-quality audio on the go. With a rugged design and easy-to-use features, it's great for outdoor shoots, interviews, and presentations. The system includes an ATW-R3210N network-enabled receiver and ATW-T3201 body-pack transmitter with an AT831cH cardioid condenser lavalier microphone. It has a 60 MHz UHF tuning bandwidth, a unique multifunction button for backup frequency switching, and network monitoring and control via Wireless Manager software. Operating frequencies are in Band EE1 (530.000 to 589.975 MHz). The minimum frequency step is 25 kHz, modulation mode is FM. Maximum deviation and dynamic range vary by model. Total harmonic distortion is <1.0%. Operating range is 100 m in an open environment with no interference, and operating temperature range is -5° C to +45° C.