1. Dimensions: 8.5 x 6.6 x 3.9 cm.
2. Material: Plastic.
3. Innovative USB port hub with OTG support, convenient data transfer solution for tablets and other mobile devices; Compact and portable; Special for Laptop/ Ultrabook/ MACBOOK/ Tablet PC and PC.
4. SuperSpeed USB 3.0 supports transfer rates up to 5 Gbps - The actual transmission speed is limited by the setting of the device connected; Backward compatible with USB 2.0/1.1.