Vertical Frequency: 55 Hz to 75 Hz

more natural reproduction of high mid-range frequencies

High-speed performance you can trust

Featuring simple menus and easy-to-read maps

Easily and conveniently connect your other digital devices and peripherals with the convenience of 4 HDMI inputs

General Brand 58/55mm Step-Down Ring Household Gadgets Vertical Frequency: 55 Hz toProduct Features Converts the thread size of your lens to the thread size of any other accessory (such as filters, hoods, flashes and lens converters) Easily screws onto the front of lens of the same thread Great tightness, no wobbling or cross threading. Superfine frame polished with strict surface treatment Fits any lens with the same filter thread; manual or autofocus, digital or film.