The FR-500WK Professional Portable Wireless Audio System is designed for videographers conducting interviews or recording onscreen talent via an easily concealed lavalier microphone. The lavalier mic is used with the transmitter while the receiver can be mounted directly onto the hot shoe mount of a DSLR camera. The FR-500WK provides high sound quality in a compact, portable design, and it has a long transmission range - perfect for field work. The FR-500WK has a wide frequency response for accurate sound reproduction. The kit is comprised of the FR-500WT Transmitter and the FR-500WR.