Expand your camera and wireless flash setup with the Sony FA-WRR1 Radio-Control Wireless Receiver. It has a Multi-Interface Shoe on the top, which enables it to directly support a wide range of Sony-compatible flash units. This wireless receiver is equipped with a 2.4 GHz radio system that offers an effective range of 98.4 feet and operates on one of 14 channels and with 5 groups. The receiver even supports TTL and a high sync speed of up to 1/8000th of a second. Use the PC sync terminal for connecting monolights and strobes effortlessly. To ensure a flawless operation, even in unpleasant environments, this wireless receiver is dust- and moisture-resistant.