1、Sensitive cardioid pointing, effectively filtering noise. 2、Standard 5MM audio plug desktop notebook computer can be used directly, plug and play. 3、Real‑time monitoring of professional recording, the monitoring function can be easily realized by using the included conversion head. 4、The tube body is small and the shell is made of metal, the quality is more reliable. Alloy material body, even if dropped from a high place, it will not be easily damaged. 5、Environmental protection TEP wire, wear‑resistant without knotting, strong anti‑interference. 6、Record anytime and anywhere you want, excellent sound quality helps you show a beautiful singing voice. 1 x Microphone   1 x U‑Shaped 3.5mm Audio Adapter Item Type: Wired MicrophoneMaterial: ABS+MetalColor: As Pictures Shown Weight: Approx. 180g/ 6.3ozImpedance: ≤ 2.2KRFrequency response: 100K-16KHzSensitivity: --58dB±3dBSNR: 60dBDirectivity: Sensitive cardioidPlug specification: 3.5mm standardSensitivity reduction: -3dBat 1.5VLine length: 2 m/ 6.6ftOperating voltage: 5VHow to use: 1. 3.5mm audio plug is inserted into the U-shaped adapter interface 2. Insert the U-shaped 3.5mm audio plug into the phone audio interface 3. Turn on the microphone switch to use