The HPE Aruba JL084A switch module enables seamless connection of devices such as computers, phones, and access points within your network. This plug - in module features four stack ports, allowing for easy expansion and enhanced network performance. With a compact design, it measures 1 inch in height, 5.9 inches in width, and 3.4 inches in depth, making it suitable for various setups. The module is compatible with Aruba 3810M switches, ensuring reliable stacking capabilities for your networking needs.