The Sonnet Pro xMac mini (2024+)/Echo III is a versatile rack mounting chassis designed for efficient organization and expansion. With its robust steel construction, this rack enclosure provides durability while accommodating a height of 2 rack units. It features front-to-back airflow, promoting optimal cooling and performance. Included with the purchase are two power cables and a Thunderbolt 4 cable, ensuring seamless connectivity and power management. For added security, a ThunderLok-A connector lock is provided, keeping connections reliably in place. The built-in Thunderbolt to 3 PCIe 3.1 expansion module and a 400 W power supply enhance its functionality, making it a practical choice for various applications.