Product Overview: ‣ Hoco L15 Wireless Digital Noise Canceling Microphone: The Noise Canceling Microphone Keeps You Away From Any Loud And Clear Sound, Allowing You To Hear Every Word Clearly. Quality Made: Lavalier Microphone Is Made Of High-Quality Abs Plastic, Which Is Lightweight And Durable. The Mic Has A Soft Touch And Can Be Easily Carried Around. Easy Carry: The Microphone Is Lightweight And Portable, You Can Take It With You When You Go Out For A Long Time. Feature: Omnidirectional Electret. Receiver Audio Plug: Lightning (8 Pin). Battery Capacity: 70Mah (Button Battery). Service Time: 6 Hours. Weight: 12G. Frequency Response: 20Hz-20000Hz.. Communication: Wireless. Transducer: Condenser Microphone. Style: Lavalier Microphone. Sensitivity: -40 Dbfs. Feature: Hd Noise Reduction Microphone. Ultra-Low Latency: 15 Ms.