features: 1. On board 4-way USB expansion port, two inputs can be switched, and two hosts share USB external devices 2. Industrial HUB chip and MTT technology are used to make 4-way USB more stable and 3. Each USB port is equipped with ESD protection, and the device connection is from surge damage and data loss 4. On board overvoltage protection circuit can effectively prevent equipment damage caused by other high-voltage power supply On board multiple protection circuits: overvoltage protection, overcurrent and short-circuit protection, overtemperature protection, reverse current protection, undervoltage , 8KV ESD protection, filtering protection, etc Industrial metal shell, solid and durable, with reserved screw holes for easy installation and fixation Specifications: Interface standard: high-speed USB 3.2 Gen 1 Communication rate: up to 5Gbps in USB output: 5V@Imax : 1.2A, USB-A interface USB HUB input: 5V, two USB-A interfaces ( power supply, no series connection) External power supply: DC power supply terminal 7~36V (additional power supply shall be connected when using high-power equipment) Operating environment: - 40 ~85 : compatible: OS (version 8.6 or above), Linux ( version 2.4.20 or above), Windows 11/10/8.1/8/7/XP Product size: 86.2 x 65 x 27.2mm Color: black Material: metal Package Contents: 1 x USB3.2-Gen1-HUB-2IN-4OUT 2 x Double male USB 3.0 data cable Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.