Electret Condenser Microphone, Ultra noise-canceling
Frequency response Wideband Mode
Frequency response Narrowband Mode
Frequency response Wideband Mode
Frequency response Narrowband Mode
All acoustic parts observe the TIA-920 wideband standards
Automatic Acoustic Shock Protection
YES - Activation by dip switch
CD with Manual, QuickGuide, nameplate template and HeadSetup Installation Program
Interface box for
telephones featuring
electronic hook switch
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