: Newer software versions often include bug fixes that resolve common issues like system freezes, lagging channel switches, or unexpected reboots. New Channel Support
The updated model runs slightly warmer due to the dual-band processing (max 55°C). This is within spec. However, if it exceeds 65°C, ensure you are not running 25V input without airflow. For stationary ground vehicles, add a small heatsink (10x10x5mm) with thermal adhesive tape. hsb133 receiver updated