Cowboystudio npt04 4 channel wireless hot shoe flash trigger receiver sony alpha digital lslr camera sony flash Camera Flashes

Cowboystudio NPT-04, 4 Channel Wireless Hot Shoe Flash Trigger Receiver for Sony Alpha Digital lSLR Camera and Sony Flash 4 channels to avoid interference The receiver has an on/off switch, and an LED to indicate triggering. A standard 1/4" screw mount. Channel Selector outside the transmitter and the receiver Cowboystudio NPT-04, 4 Channel Wireless Hot Shoe Flash Trigger Receiver for Sony Alpha Digital lSLR Camera and Sony Flash