From the Manufacturer:
Frame your subjects more easily with this large, 5 inch (diag.) portable LCD. Featuring WVGA (800x480) for easier viewing of video and stills with peaking support for precise focusing, it's an ideal companion to any shoot. Using the supplied adapter, you can tilt the screen 90 degrees and swivel it 360 degrees for a simpler viewing angle. Includes LCD hood and mini-to-full HDMI cable.
5 inch LCD WVGA (800x480) for easier viewing of video & stills
The Sony CLM-V55 provides a beautiful 5-inch LCD screen for review and playback of video and still images, supporting both 16:9 and 4:3 aspect ratios. Works with any camera or camcorder that supports HDMI output.
Headphone jack for audio monitoring
Some cameras don’t always have a headphone jack for monitoring audio levels. The CLM-V55 with included headphone jack allows you to check audio signals with more clarity when shooting video.
Auto dimmer to conserve battery power
The Sony CLM-V55 has an auto dimmer that will dim the LCD’s output after 60 seconds of non-use to conserve battery power.
Works with many DSLR/Camcorder manufacturers
Many of today’s HD cameras support HDMI output for high definition viewing and playback. With HDMI input and the included HDMI cable, the CLM-V55 can be used with a wide range of cameras and camcorders.
Tiltable up to 90o with supplied adapters
The supplied adapters allow the screen to be tilted forward and backward up to 90o, additionally the LCD can swivel 360o for superior flexibility when monitoring your video or still images.
Control Dial (Aspect Ratio, Volume, Brightness, Contrast, more)
The easy to use control dial quickly and intuitively allows for adjustment of volume, brightness, contrast, color, and aspect ratio.
HDMI cable and shoe adapter included
An HDMI cable (mini to full) is included for easy connection to any camera with HDMI output, as well as a shoe adapter for tethering and stability.
Peaking support for precise focusing
Peaking enhances the edges of objects in the frame to allow for precise focusing. The 5” LCD makes fine adjustments much easier to see.
LCD hood for viewing in bright conditions
The included LCD hood shields the LCD from bright light and the elements both extending the life of the screen and giving you a more enjoyable viewing experience.
Utilizes NP-FM500H battery common to many Alpha DSLRs1
The LCD is powered by the same InfoLITHIUM M series battery (sold separately) that is used by many Alpha DSLR cameras for long life and high performance.