Audio-Technica ATW3211N 3000 Series Network Wireless System 470-530 MHz - BP894xcH Headworn Microphone (Beige) stand Frequency Response: 20 Hz -

Frequency Response: 20 Hz - 20 kHz

a 2U space vertical rack on the top sliding section

and M series

The black and gold O

Audio-Technica ATW3211N 3000 Series Network Wireless System 470-530 MHz - BP894xcH Headworn Microphone (Beige) stand Frequency Response: 20 Hz -Features: Overall System: Extremely wide 60 MHz UHF tuning bandwidth for maximum versatility in an increasingly congested RF environment; available in your choice of 2 frequency bands DE2: 470530 MHz, EE1: 530590 MHz Unique multifunction button on the body pack transmitter can be used to switch to a backup frequency (on both transmitter and receiver) should interference be encountered True Diversity operation reduces dropouts Auto Squelch feature