Model: C4040 (HDMI+ USB without PC mouse operation)
1、Hardware part
1. * Image number: ≥ 16 million pixels Resolution: 4608*3456
2. * 1800TV line (HDMI output) and 2800TV line (USB output) focusing mode: fixed focus.
3. * Image refresh frequency: USB output: 4608x3456@8fps, 3840x2160@15fps, 1920x1080@30fps.
4. * zoom: 4k: 2x lossless zoom, 1080p: 8x lossless zoom, and the total magnification is ≥ 50x.
5. * Mouse operation without PC annotation: real-time annotation, autofocus, photo taking, video recording, video playback, zoom in, zoom out, local zoom in, freeze, rotate, contrast on the same screen, picture in picture, occlusion and other functions.
6. * Interface: HDMI input interface (one) is connected with HDMI signal input; USB2.0 A(1) is connected with a mouse, and the booth operation is realized through the local operating system. USB2.0 B interface (1) is connected with a computer host and an all-in-one machine for USB video output. TF card slot (1) is used for image and video storage (maximum support 32G).
7. * HDMI output resolution: 3840*2160(4K), 1920*1080.
8. * The machine body is equipped with multiple buttons: power switch, signal source switching, lighting, zoom in/out, brightness+/-,rotation (short press for rotation, long press for 5-10 seconds to forcibly switch the resolution to 4K/1080).
9, * with microphone, can record sound synchronously, high-definition recording and playing AVI format.
10. * Lighting control: three-level LED dimming.
11. * Image parameters: brightness, contrast, saturation, sharpness and hue;
12. * White balance: automatic-manual exposure: automatic
13. * Scan image format: JPG, TIF, PNG, BMP output document format: PDF.
14. Type-C power supply
2、 The software function
1. It is equipped with graphic shortcut module keys such as physical exhibition stand, video recording, on-screen comparison, document shooting, etc., with Chinese corresponding labels. Each interface of the software has the function of fast navigation and jumping, which is convenient for teachers to switch functions quickly. The navigation module can be hidden to facilitate teachers to operate the software;
2. Through the software video display, dynamic instant rotation can be realized, and the video display content can be centered on the point where the mouse is located, and the stepless free scaling can reach 1500% in real time according to the gradient of 1%, and the 360-degree stepless rotation can be realized through the software keys; But also can realize the rotation of the picture by about 90 degrees; Quick functions such as resolution adjustment, video freezing, one-button full screen, etc.
3. With a mouse or wireless pointer on the ordinary projection screen for whiteboard annotation, explanation, teaching and video recording;
4. Free marking, 16-bit color marking, transparency setting, partial erasure and full-screen erasure; Stroke thickness can be set, a variety of graphics, text, can be saved, recorded, that is, simple electronic whiteboard;
5. It has the function of multi-picture contrast teaching on the same screen: it has the function of displaying pictures 1, 2, 3, 4 and 16 on the same screen, and can switch between them in real time, and control the amplification, reduction, rotation, preservation and whiteboard marking respectively for contrast teaching;
6. It has the functions of courseware making, scanning and document collection management: supporting resolution, file format selection, intelligent continuous shooting, timed continuous shooting, automatic cutting, black edge removal, background color removal, multi-page PDF, image merging, barcode, QR code, printing and other functions;
7. Video recording: Support resolution switching, video recording format AVI/WMV /MP4 selection, camera and microphone selection, and video storage path can be customized;
8. Photo format: supports JPG, BMP, TIF and PDF formats, and the default is JPG format;
9. Fault detection: the software supports the fault self-checking function, which helps users to detect the reason of 'no picture' and gives a guiding repair and solution, and can judge problems such as hardware connection, image decoder, video card driver, camera channel occupation, etc.
10. Two-dimensional code scanning function: after the scanning function is turned on, the two-dimensional code on the book can be automatically scanned by putting it in the scanning frame, and the linked content of the two-dimensional code can be obtained in the system browser to help teachers quickly obtain electronic teaching resources;
LOGO
14399465@qq.com
025-84300135
1807, Fudi Center, No. 89 Kazimen Street, Qinhuai District, Nanjing, Jiangsu, China
