T90 4-in-1 Wireless Lavalier Microphone system designed for mobile devices. System Components: Includes four wireless microphones (transmitters) and one receiver designed for audio recording in scenarios like interviews or vlogging. Key Features: Features include active noise reduction, a charging case for portability, and magnetic attachment clips for easy use on clothing. Compatibility: Designed for use with smartphones (Type-C and Lightning connectors) for video recording on platforms like TikTok and YouTube. Specifications: Offers a transmission range up to 50 meters and 360-degree omnidirectional sound pickup.