The Tie Clip Microphone 9173 is an Omni directional condenser microphone for various recording situations where hands-free operation is required. It is compatible with Digital Pocket Memos and Digital Voice Tracers. It features highly efficient electrical specifications and maintains reliability even under adverse shock. Its high pick-up sensitivity provides excellent recording quality. The microphone attaches to collars ties or other clothing with a small clip. For discreet recording the cord may be hidden by running it inside clothing to the Digital Pocket Memo that has been slipped into a pocket. This miniature microphone includes a small wind shield that that protects your recording from unwanted sounds. The best accessory for maximizing your recording options. Package contains Tie Clip Microphone windshield and adapter (3.5 mm to 2.5 mm).