印度采购需求：数字标牌、交互式白板、工业平板电脑、自助服务终端、OLED屏幕

I'm looking for smart blackboards and white smart boards that can be used in classroom settings. Specifically, I am interested in features that enhance interactivity and collaboration among students and teachers. The smart blackboards should support digital content, allowing for seamless integration with various devices and applications used in educational environments. Additionally, I would like to know about the size options available, as well as compatibility with software tools commonly used in classrooms. Please provide information on pricing, minimum order quantities, and any warranty or support services you offer. Understanding the logistics for shipping and delivery timelines would also be helpful as I plan my procurement schedule. Looking forward to your prompt response!