1. High-fidelity sound effect and deep restoration of high-qualitysound. Digital processing technology is used to restore and reduce noise. High-quality broadcast-level sound quality makes the sound quality even better. 2. The built-in D5P active noise reduction technology SP chip can directly optimize the signal from input to output. The delay of the live broadcast is small, and the noise and frequency effects are excellent 3.1 seconds automatic connection plug-and-play without cumbersome settings Automatic pairing plug-and-play 4. Small size and capacity built-in 80mah battery can work continuously for more than 20 hours 5. 360 high-definition surround pickup, high-sensitivity condenser microphone 60 omnidirectional, cornerless radio, front, rear, left, and right radio, delicate and clear recording of every sound detail Microphone Type: Professional Recording Microphone Applicable objects: special for recording, special for radio and television, special for conferences, special for interviews With or without: wireless Pointing feature :Omni/Non Bluetooth version: 5.2 :60dB Frequency response range: 20Hz-20KHz Rated power: 1 Rated voltage: 5 type:B:for Colour:black Material:plastic Size:6.3 x 1.18cm Package Contents: 2 x microphone 1 x for receiver 1 x English manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.