3 in 1 USB C Charging Cables,5 Hours Runtime: With a built-in lithium battery, the standby time of this wireless mic set is up to 5 hours. 3 in 1USB C charging cables are included, it is very convenient to charge. Built-in or External Lav Mic: Comica BoomX-D2 Pro wireless mic comes with a built-in microphone or 3.5mm lav mic as input modes for you to choose from. Adopts omnidirectional condenser radio, 360° surround pickup makes the sound more three-dimensional. Digital/Analog Output Mode: Comica BoomX-D2 Pro can be switched between two modes of Digital/Analog Output Mode. It has a wide range of applications, universal for cameras, Smartphones, and Devices with 3.5mm and USB Interfaces. Have great flexibility to meet your various needs on various occasions like Meeting Video Recording YouTube Podcast Vlog etc. 48kHz/24bit Sound Quality: Comica BoomX-D2 Pro wireless lavalier microphone has high recording standards with a 48kHz sample rate and 24bit depths, delivering a lossless Hi-fi sound better than CDs. It could bring ultra-high-level sound to cameras, phones, and computers. Safety, Mono, and Stereo Output Mode: Comica BoomX-D2 Pro wireless camera mic carries more audio modes than ever--mono, stereo, and safety mode. In safety mode, its sound will be divided into two tracks, and additional audio that is 6db lower than the recorded audio will be added, which can be used as backup audio. 2.4Ghz Wireless Mic System: Comica BoomX-D2 Pro wireless lavalier microphone adopts advanced 2.4Ghz wireless technology, which can automatically adjust to the best channel to obtain a stable signal. Working distance of up to 328' transmission in an open area, ideal for Youtube video recording, interviews, vlogs, and ASMR recording.