Up to 18 hours of operation: Say goodbye to battery anxiety. Whether you are live streaming or shooting videos in remote areas with fewer charging options, this Bluetooth microphone has you covered. The mini microphone can last for 9 hours on a single charge or 18 hours with 2 microphones total. Full Compatibility: The upgraded lavalier microphone comes with a 3-in-1 universal receiver, no need to replace multiple separate interfaces or interface cables. Compatible with Android smartphones, iPhone (including iPhone 15), iPad, laptops, PCs, cameras, and more. The mini microphone is suitable for blogging, interviews, live streaming, blogging, podcasting, YouTube, Instagram, TikTok. Clear Audio: The wireless microphone provides high-quality audio, making it easy to create mobile content with 's noise reduction technology. With natural, low, or high settings, the windproof cotton pillowcase allows you to record with confidence. In addition, this wireless microphone is suitable for karaoke, say goodbye to bulky microphones, sing when you want to sing, karaoke more freely! Reverb/Mute Function: The reverb function provides 3D sound and immersion. The mute function allows temporary muting in team communication, equipment setup, and other unexpected situations without shutting down the system. 328-foot Transmission: This wireless lavalier microphone uses advanced 2.4G technology to provide a stable connection, so you can achieve up to 328 feet of wireless transmission and ultra-wide range video recording with ultra-low latency, reducing lip lip sync in post.