Wiwu Wi-WM002 Wireless Lapel Microphone with Lightning Charging Port Professional Sound Quality and Easy Operation Wiwu WI-WM002 is an ideal wireless lavalier microphone for any professional audio recording or live performance. With a wide fast radio frequency range from 20Hz to 20000Hz, it captures sound clearly and sharply at every frequency. DSP (Digital Signal Processor) chip reduces environmental noise with advanced noise cancellation technology, ensuring your voice always stands out. Long-Lasting Energy and Fast Connection With a battery capacity of 600mAh, this microphone provides enough energy for long-term use. With the "plug and play" feature, automatic pairing and connection are established in 1 second, and it is ready to use immediately without the need for complicated installation processes. Flexible Use and Wide Compatibility This microphone is compatible with a wide range of devices with the Lightning model, making it useful for a wide variety of scenarios. Whether in a meeting, recording a podcast, or at an outdoor event, the WI-WM002 adapts to any situation. Long Range and Low Latency Transmission With a wide transmission distance of about 30 meters, the microphone offers the freedom to move freely. The 2.4GHz operating frequency ensures a reliable and uninterrupted connection, while the low transmission delay of 25ms offers a near real-time voice transmission. Specifications Material: ABS Battery: 450mAh Frequency: 20Hz-20KHz+ Transfer time: 25ms Plug and play no app request with ANC stable transfer with charging case