The Saramonic Blink500 ProX RXDi is an MFi certified Lightning wireless receiver for iOS devices, extremely lightweight and battery-free, that offers broadcast-quality sound. It comes with dual channels and a 3.5 mm headphone jack, offering more recording solutions. You can use single or dual transmitters and choose mono or stereo mode to record each channel separately for greater flexibility in post-production. In addition, with useful accessories, a stable 328-foot (100m) line-of-sight range, and ultra-low latency transmission, the system is an all-in-one solution for different types of use cases such as vlogging, streaming, podcasting, interviews, online teaching, and much more. Includes RXDi+TX+TX.