PULUZ PU614B 3.5mm Wireless Lavalier Microphone Clip-On Unidirectional Lapel Mic for Interview,Live Stream •Play and Plug: 3.5mm interface,no need to drive,strong compatibility. Compatible with devices with 3.5mm port. •Advanced Technology Adopted: Active sound collection technology for high sound quality •High-Quality Material: Made of high-quality material,shockproof and durable •90-Degree Rotary Design: The microphone head can be rotated 90 degrees to meet different needs •Loseless Noise Reduction: lsolating the environmental noise and creating a pure atmosphere •Easy Automatic Connection: The Wireless microphone is easier to set up. Plug and play,no adapter,Bluetooth or app required,simply plug the receiver(3.5mm port) into your device Specifications: •Microphone core type: electret condenser microphone •Frequency range: 50-16000HZ •High-quality sensitivity: -40dB+/-3dB (0dB=1Pa) •Directivity: Unidirectional •Signal-to-noise ratio: greater than 60DBSPL •Impedance: less than 2.2K Ohm •Material: aluminum alloy •Process: CNC Package included: •1 x Lavalier Microphone •1 x Fur Windshield •1 x Sponge Windshield