Lumens DC145 Ladibug Portable High-Definition Document Camera, Full HD 1080p Output Resolution, High Speed 30fps Dynamic Image, Professional 2x Sensor Zoom and 12x Digital Zoom Superior sensor delivery crystal-clear image quality One-touch synchronous audio/video recording Built-in SD card slot that supports SDHC, SDXC and is expandable to 64GB Unique image optimization-auto tune function Compatible with all major brands of whiteboards