Update README with V2 mention

README.md

@@ -14,7 +14,16 @@ linguistic communities to communicate effortlessly through speech and text.
 SeamlessM4T covers:
 - 📥 101 languages for speech input
 - ⌨️ 96 Languages for text input/output
-- 🗣️ 35 languages for speech output. 
+- 🗣️ 35 languages for speech output.
+
+-------------------
+
+**🌟 SeamlessM4T v2, an improved version of this version with a novel architecture, has been released [here](https://huggingface.co/facebook/seamless-m4t-v2-large). 
+This new model improves over SeamlessM4T v1 in quality as well as inference speed in speech generation tasks.**
+
+**SeamlessM4T v2 is also supported by 🤗 Transformers, more on it [in the model card of this new version](https://huggingface.co/facebook/seamless-m4t-v2-large#transformers-usage) or directly in [🤗 Transformers docs](https://huggingface.co/docs/transformers/main/en/model_doc/seamless_m4t_v2).**
+
+-------------------
 
 This is the "large" variant of the unified model, which enables multiple tasks without relying on multiple separate models:
 - Speech-to-speech translation (S2ST)