印度采购需求：工业液晶显示器，液晶触摸显示面板，PLC显示屏，串口液晶显示器，STM 32显示器，7英寸

I'm looking to source a 7-inch LCD module with a resolution of 800x480. Specifically, I need a model that supports RS232/TTL communication protocols. It's crucial that the module is versatile for HMI applications and offers reliable performance in various environments. Could you provide detailed specifications, including the availability, pricing, and lead time? Furthermore, I'd appreciate insights on any customization options available for this module, including different interfaces or functionalities that you offer. Looking forward to your prompt response!