2026 SLZB MR3U

In this video, we take a close look at the **SMLIGHT SLZB-MR3U** — a powerful dual-radio Zigbee + Thread/Matter coordinator that lets you run both protocols **simultaneously** in one compact device! ✅ **What you'll learn:** - Unboxing and first impressions of the SLZB-MR3U - Full hardware overview (CC2674P10 + EFR32MG24 chips, +20dBm power, dual external 5dB SMA antennas) - All connection options: PoE, Ethernet, USB-C, and Wi-Fi - How to configure it as an **Open Thread Border Router** for Matter-over-Thread - Web interface tour, firmware updates, and advanced features (USB passthrough, SLZB-OS, etc.) - Real-world performance and range testing **Why the SLZB-MR3U stands out:** - True simultaneous Zigbee 3.0 + Thread/Matter operation - No need for separate coordinators anymore - Excellent signal strength with high-gain antennas and PA amplifiers - Flexible power (PoE or USB-C) and multiple mounting options - Pre-flashed and ready for Home Assistant If you're building or upgrading a smart home in 2026 and want a future-proof, reliable multi-protocol coordinator, this is one of the best options available.