Megrez-3B-Omni is a full-modal understanding model developed by Wunwen Xinqun, based on the large language model Megrez-3B-Instruct. It possesses the ability to analyze and understand three modalities of data: images, text, and audio. The model achieves optimal accuracy in image understanding, language comprehension, and voice recognition, supporting Chinese and English voice input as well as multi-turn dialogues. It can respond to voice questions about input images and provide text responses based on voice commands, having achieved leading results on multiple benchmark tasks.