Key Features Full HD 1080p Output ResolutionHigh Speed 30fps Dynamic ImageVGA Output/HDMI OutputProfessional 2x Sensor zoomSuperior sensor delivery a crystal image qualityBuilt-in MicrophoneOne-Touch synchronous audio/ video recordingBuilt-in SD card slot, support SDHC, SDXC, expandable to 64GBNo Joint, Highly Flexible GooseneckPlug and PlayUnique Image Optimization-Auto TuneInnovative Built-in power supplyCompatible with All Major Brands of WhiteboardZoom2x Sensor zoomDigital Zoom12xMechanical Zoom9xOutput ResolutionXGA, SXGA(1280x960), WXGA, 1080pHigh Color ReproductionΔC*ab 13.5 maxSNR51 dB Sharpness MTF 1023 lines Frame Rate30 fps Shooting Area Max.442 x 331 mm (17.4" x 13") > A3 sizeClose-up4 cmLamp1. LED side lamp supported by gooseneck2. Built-in LED on camera head Power Supplied Internal Power Supply, 100-240VACUSB Image Transmission USB 2.0 (480 Mbps) high speed transmission Video/Audio Recording One Touch, record image and sound synchronously Built-in Microphone Yes Image Capture Single or continuous capturing Auto Tune Yes, one button for optimization image Image Rotation0˚, 180˚, Flip, Mirror Anti-Theft Kensington anti-theft lock device