universal hot shoe wireless trigger system or flash unit onto for the NEX camera. This hot shoe adapter is designed for NEX camera, to convert it into universal interface. Thus any flash trigger or speedlite can be used on NEX camera. It is with single contact and does nto support TTL. There be no singal that flash speedlite is attached on camera, and no preflashing, but it not affect its usage. It supports flash synchronous to 1/160~1/250s at most. Equipped with a mini screw driver for attaching and detaching. Fits for NEX Smart Accessory Terminal Allows wireless trigger system or flash lights to be used on for the NEX camera Beware of the weight of the attached device as it might not be fully supported by the mount Dimensions: 36 x 30x 22mm (approximately). Color: Silver Material: ABS+Stainless Steel+Aluminum Alloy Package Contents: 1 x hot shoe adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.