Compact device that works perfectly with the Apple devices, and allows to connect multiple devices to your notebook. It includes four USB ports and supports USB 2.0 High Speed connection. It is powered via USB or external adapter (required only when connecting with devices with higher power consumption). It is compatible with Windows OS (up to version 10), Mac OS (up to versions X 10.10) and has a robust aluminum casing. Dimensions: 90 x 90 x 23 mm. Weight: 0.22 kg.