Digital Voice Recorder Microphone - Tie - Lapel Clip Covert Mini Microphone - Great Anytime Gift! Easy to use - works with any voice recorder that has a 3.5mm Mic IN jack Use for hands free recording during lectures, meetings, notes, employee counseling, etc. With foam wind shield ON - it cancels out background noises and focuses on recording voices or lower frequencies With foam wind shield OFF - it becomes smaller in size and harder to detect which makes it perfect for covert voice recording applications Pefect for Moms, Dads, Students, Notes, Memos, private investigators and law enforcement officers alike - makes a great gift.