Introducing the SX9 Wireless Lavalier Microphone with 1 receiver and 2 transmitters, offering versatility for both single-microphone use and simultaneous real-time streaming from two sources. 🎙️ Enjoy wide compatibility with various devices, including iPhone, USB C, PC, and cameras. No need for Bluetooth or an app—this microphone operates on a plug-and-play principle. Simply power on the receiver RX and transmitter TX with a two-second long press for seamless pairing, providing wireless freedom. 🚀 With a built-in high-capacity lithium battery, the SX9 ensures durable power, allowing for continuous operation for approximately 8-12 hours. Its sleek and minimalist design, coupled with a lightweight transmitter (approximately 21 grams), guarantees a comfortable and burden-free wearing experience, ensuring the collar stays in place. 😌 The EJSX9 employs advanced 2.4GHz transmission technology for synchronous transmission, offering low latency, robust anti-interference capabilities, and stable transmission of high-definition audio content up to 25 meters in an obstacle-free environment (based on test data). 📡 Featuring an omnidirectional microphone for accurate 360° radio reception, the EJSX9 also includes a noise reduction mode that can be toggled on or off according to your needs. With an intelligent noise reduction chip, this wireless microphone delivers clear radio signals even in noisy environments. 🌟 Elevate your audio experience with the EJSX9 Wireless Microphone Vlogging Kit.