Matter 1.5.1 brings multi-streams that do not crush your bandwidth

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TL;DR

The Connectivity Requirements Alliance has launched Matter 1.5.1, which introduces a number of enhancements for cameras and doorbells. The replace makes digital camera streaming extra environment friendly and brings assist for multi-stream video and audio supply. It additionally provides assist for HEIC photographs, doorbell chime enhancements, and extra.

When the Connectivity Requirements Alliance (CSA) launched Matter 1.5 final 12 months, the replace introduced assist for cameras and video doorbells. The CSA is now constructing on that assist with the discharge of Matter 1.5.1. Whereas it’s not a giant replace, it does embrace a number of quality-of-life enhancements that you just’ll possible discover fairly useful.

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<img class="e_lg" decoding="async" loading="lazy" sizes="9.375rem" title="google preferred source badge light@2x" srcset="https://www.androidauthority.com/wp-content/uploads/2025/09/google_preferred_source_badge_light@2x.png 676w, https://www.androidauthority.com/wp-content/uploads/2025/09/google_preferred_source_badge_light@2x-64w-20h.png 64w" alt="google preferred source badge light@2x" src="https://www.androidauthority.com/wp-content/uploads/2025/09/google_preferred_source_badge_light@2x.png"/><img class="e_lg" decoding="async" loading="lazy" sizes="9.375rem" title="google preferred source badge dark@2x" srcset="https://www.androidauthority.com/wp-content/uploads/2025/09/google_preferred_source_badge_dark@2x.png 676w, https://www.androidauthority.com/wp-content/uploads/2025/09/google_preferred_source_badge_dark@2x-64w-20h.png 64w" alt="google preferred source badge dark@2x" src="https://www.androidauthority.com/wp-content/uploads/2025/09/google_preferred_source_badge_dark@2x.png"/> The primary and most notable change that Matter 1.5.1 introduces is assist for multi-stream video and audio supply. Digicam streaming has been made extra environment friendly, so a digital camera can ship a number of optimized streams concurrently. So, in case you’re in a state of affairs the place a number of persons are trying to entry a digital camera feed, a number of impartial streams gained’t must be created.

The standard of those streams will also be tailor-made relying on the use. For instance, a high-resolution stream can be used for recording or storage, whereas a decrease decision can be optimized for viewing on cellular gadgets. General, it’s mentioned this transformation reduces bandwidth overhead, simplifies integrations, and improves reliability.”

One other fascinating enchancment is assist for doorbell chime flexibility. A controller can now request a selected chime sound as a substitute of taking part in the default sound. Because of this completely different chimes might be performed for various doorbells, customers can set seasonal chimes or contextual sounds, and you may arrange automations based mostly on when a chime performs.

Another enhancements you ought to be conscious of are assist for HEIC photographs. The HEIC picture codec gives higher picture high quality at smaller file sizes in comparison with JPEG. There’s additionally assist for HLS and DASH streaming, which gives “larger compatibility with the streaming applied sciences extensively utilized by trendy cloud and media platforms.” And Matter 1.5.1 introduces improved positioning and motion for pan-tilt-zoom cameras.