Supports Zebra's ET4x Series in Retail & Hospitality, Material Handling, and other demanding environments Unique height-adjustable design is compatible with both 8' and 10' devices with rugged boots Advanced port replication includes two USB2.0 ports, RJ45 Ethernet and powered serial port LED power indicator One-handed docking & undocking Spring-loaded, floating docking connector head ensures connectivity even through heavy vibration Provides access to critical buttons, ports, and bar code scanner when tablet is docked Compact & lightweight Compatible with attachable hand and shoulder straps Integrated strain relief and cable routing features Integrated VESA 75 mounting pattern Polycarbonate construction ensures strength, ruggedness and extreme temperature resistance Rounded edges and corners for comfort and safety Keyed lock for added security Made in the USA Requires external power supply (not included)