DBX Authorized Dealer!Description: The optional RTA-M real time audio analyzing mic is the perfect accessory tool for the DriveRack PA, DriveRack PA+ and 260. Used in conjunction with the System Setup Wizard and Auto EQ Wizard the RTA-M is ideal for optimizing the sound quality of even the most difficult of acoustic environments.The RTA-M is an omni-directional, flat frequency measurement microphone specially designed for the Driverack series to pick up all frequencies from 20 Hz to 20 kHz , ensuring accurate "pinking"/real-time analysis of your audio. It runs on phantom power (supplied by the Driverack units) and comes with a clip and case Features: DBX RTA-M Omni-Directional Condenser Acoustic Measurement Microphone Polar Pattern : omni-directional Element : back electret-Condenser Frequency Response : 20 Hz - 20 kHz Impedance : 250 30% (at 1,000Hz) Sensitivity : -63 dB +-3 dB ( 0 dB=1V/ microbar 1,000 Hz indicated by open circuit ) Operating Voltage : phantom power 9V-52VDC Advantages of purchasing from an authorized seller: Best prices - We sell all DBX Products at the lowest price as possible. Full Factory Warranty Detailed information of all products Lifetime Customer Service by DBX Product Experts Guaranteed legitimate and authentic merchandise