昨晚睡觉前搞明白的,出门前发一下: http://www.bhphotovideo.com/c/product/383781-GREY/Canon_0295B00
注意一下这个描述
The receiver can be mounted on the camera hot shoe, but the set also comes
supplied with a mounting bracket that leaves the hot shoe free for a flash.
不过有线的还是功能强大,总体说有线的配上延长线更便宜更牛,就是不方便。