CC-400 6/21/2020 Category: Products, Arcadia Central Station System, Headsets & Microphones, Eclipse HX Digital Matrix System, Headsets & Microphones, Clear-Com Encore Analog Partyline Systems, Headsets & Microphones, FreeSpeak Wireless Systems, Headsets & Microphones, HelixNet Digital Network Partyline System, Headsets & Microphones, Wireless, FreeSpeak Edge Wireless System, Headsets & Microphones, FreeSpeak II Digital Wireless Systems, Headsets & Microphones, Headsets & Accessories, Headsets, Premium, Isolation High quality dynamic cardioid microphone High ambient-noise attenuation headphones Microphone: 300Hz - 20kHz frequency response Headphone: 40Hz - 20kHz frequency response Cushioned with soft leatherette padding Flexible gooseneck microphone positioning 300-degrees boom mic rotation for ON/OFF mic-mute switch Rugged design