The YIWENG S17 microphone is a wireless microphone with a full directional type and a frequency range of 20Hz-20KHz. It has a built-in DSP Active Noise Reduction Technology and a 80mAh battery that lasts for 6 hours. The package includes a charge cable, microphone, receiver, and user manual. The receiver has a Type-C interface for charging and a 3.5mm jack port for real-time monitoring. It is compatible with Android mobile phones, tablets, laptops, and cameras. The microphone has a 360° omnidirectional pickup and a built-in noise reduction chip for clear sound quality. It is portable and easy to carry, making it suitable for recording high-quality audio.