Fotodiox WndrBrst-NEX-Pro-v2 2.4 GHz Pro Wonder Burst NEX Radio Flash Trigger Kit Pro Wonder Burst NEX Radio Flash Trigger Kit Wireless trigger kit for Sony NEX Series Camera Works with Sony NEX&#45;3&#44; 3C&#44; C3&#44; F3&#44; NEX&#45;5&#44; 5C&#44; 5N&#44; 5R&#44; 5TSpecifications Capacity&#58; 2&#46;4 GHz Weight&#58; 0&#46;5 lbs