The Rode NT45-O is an interchangeable omni-directional microphone capsule to suit the RODE NT4, NT5, NT55 or NT6 microphones. The Omni pattern is ideal for ambient and room audio pickup. Ideal for live and group recording when you want to pick-up a wide range of audio sources. Super easy to fit, simply unscrew the existing capsule and screw on the new NT45-O. Supplied in a padded tin for protection during storage and transport.