TAA COMPLIANT: This TAA compliant 4-port USB 3.0 hub adheres to the requirements of the US Federal Trade Agreements Act (TAA), allowing government GSA Schedule purchases. STURDY CONSTRUCTION: Perfect for factory environments, the industrial USB hub also supports a wide operating temperature range (0°C to 55°C) and offers ESD protection to each USB port. SIMPLE INSTALLATION: With built-in mounting brackets and an included 1.8-meter USB host cable, you can securely mount the mountable USB hub to most surfaces such as a wall, under a desk or rack. MAXIMUM COMPATIBILTY: The USB charging hub supports USB battery charging specification 1.2. The USB hub also supports 5 Gbps bandwidth of USB 3.0 and is backward compatible with previous USB devices. THE STARTECH.COM ADVANTAGE: StarTech.com offers a 2-year warranty and free lifetime technical support on this rackmount USB expansion hub and has been the choice of IT professionals for over 30 years.