Instagram Direct, the area of the service where you chat with your friends either one-on-one or in group settings, is getting a new feature today. You should file this one under the "how could it possibly have taken this long?" category, because we're talking about voice messages. It's basically a carbon copy of the walkie-talkie like system that Facebook Messenger has had for the past five years. It works exactly the same, it has the same limitations, everything. And since Facebook owns Instagram, it's baffling that it took this long to incorporate the feature. Perhaps Instagram has...
Source: https://www.gsmarena.com/instagram_direct_adds_support_for_voice_messages-news-34643.php