The Saramonic UwMic9 RX9+TX9 is a portable camera-mountable UHF lavalier wireless system that provides stellar broadcast-quality sound and offers powerful features that greatly exceed the capabilities of wireless systems that cost over twice as much. The included dual-channel RX9 receiver gives you the ability to run two separate wireless microphones by adding an additional transmitter (sold separately). This system is perfect for DSLRs Mirrorless Pro Video and all types of cameras or portable audio recorders with either 3.5mm or XLR microphone input. Ideal for capturing interviews film dialog field recording broadcast TV news gathering vlogging YouTube videos and so much more. Both components feature sturdy metal construction and deliver excellent sound quality in a low-cost package. New features and functions same remarkable price The UwMic9 RX9+TX9 is the new generation of the immensely successful UwMic9 system. It now features 12-step input level control on the TX9 transmitter an updated operating system and an updated black trim around the LED displays for an even more sleek professional look. All for the same price as the original. The UwMic9 RX9+TX9 is a high-quality system with professional features excellent sound quality and an unbeatable budget-friendly price.