> For the complete documentation index, see [llms.txt](https://aliter-business-solutions.gitbook.io/dio/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://aliter-business-solutions.gitbook.io/dio/introduction.md).

# Introduction

This user manual describes the detail specifications, functions, hardware, installation, and operation of the DI8-O4 product from Aliter Business Solutions Pvt. Ltd.