The main function of an electronic viewfinder is to assist digital camera or camcorder to view the shooting scene, namely an anxiliary tool. In any ambient light, the viewfinder can find a view in any position without considering where the camera is placed. <br> <br> <strong>Features:</strong> <br> 3.5" LED HD screen with a high resolution of 800 * 480. <br> Peaking focus assist function (Red-outline peaking focus based on mono background),obtaining the sharpest possible picture. <br> Support center marker function, 80%,85%,90%,93%,96%. <br> Support image freeze and image flip(U/D,L/R) <br> Support Camera 5D II mode. <br> Check Field(Red,Green,Blue,Mono) <br> Support pixel to pixel. <br> 16:9/4:3 display switch mode. <br> Brightness/contrast/saturation/sharpness/color temperature can be adjusted. <br> Support USB upgrade. <br> <br> <strong>Specifications:</strong> <br> Brand: FEELWORLDR     <br> Model: S350         <br> Screen Size: 3.5"     <br> Magnification: 2.5X <br> Resolution: 800 * 480         <br> Dot pitch: 0.0315(W) * 0.0945(H)         <br> Aspect ratio: 16:9/4:3          <br> Brightness: 315cd/m²         <br> Contrast: 800:1         <br> Backlight: LED            <br> Response Time: 10ms         <br> Viewing Angle: 80°/80°(L/R) 80°/80°(U/D)     <br> Power Supply: F970 / DC 12V external power supply(Neither included)     <br> Input: HDMI/SDI         <br> Output: SDI/Earphone jack         <br> SDI Support Format:ITU-R BT.656--576i     <br>                               SMPTE-125M--480i     <br>                               SMPTE-274M--1080i（60/59.94/50）1080p(30/29.97/25/24/24fps/23.98/23.98fps)     <br>                               SMPTE-296M--720p(60/59.94/50/30/29/25/24/23.98)     <br>                               SMPTE-424M--1080i（60/59.94/50）1080p（60/59.94/50）     <br> HDMI Support Format:480i / 576i / 480p/576p         <br>                                 1080i (60/59.94/50）         <br>                                 720p (60/59.94/50/30/29/25/24/23.98）         <br>                                 1080p（60/59.94/5030/29.97/25/24/24fps/23.98/23.98fps）         <br> Power Consumption: ≤6W         <br> Input Voltage: DC 6V-18V         <br> Working Temperature: -20℃～50℃         <br> Storage Temperature: -30℃～65℃         <br> Screw Hole: 1/4"-20 Thread Socket         <br> Language: English/ Spanish/ Portuguese /French /Japanese / German/ Holland <br> Item Size: 12.5 * 14 * 8cm / 4.9 * 5.5 * 3.1in <br> Item Weight: 345g / 12.2oz <br> Package Size: 27.5 * 15 * 9.5cm / 10.8 * 5.9 * 3.7in <br> Package Weight: 631g / 22.3oz <br> <br> <strong>Note:</strong> <br> The battery and DC adapter are not included. <br> <br> <strong>Package List:</strong> <br> 1 * View Finder <br> 1 * HDMI Cable <br> 1 * User Manual(English)