Radio Shack Cable Accessory Kit for Development Boards - Level 3 Advanced Item description from the seller: *This is a small kit for development boards. It has a 4-port stackable USB 2.0 hub. *RadioShack Cable Accessory Kit For Development Boards #2760348 Product Description: Package contents: 3-ft. (0.91m) Cat5e network cable *Cable: Round Cat5e 24-gauge with 4 twisted-pair connection *Data transfer rate: Up to 1000Mbps *Frequency: Up to 100MHz speed *Connections: RJ-45 modular plug *Contacts: 24k gold-plated 4-port stackable USB hub *USB compatibility: USB 2.0, USB 1.1, USB 1.0 *Speeds supported: Up to 480Mbps *Total supply current: 500mA *Ports: USB A-type x4 6-ft. (1.82m) HDMI cable *Cable: 30-Gauge with dual-twisted construction *Refresh rate: Up to 600Hz *Supports: HD 1080p resolution *Connector: HDMI type-A *Contacts: Gold-plated AC-to-DC power adapter *Rated: 5V DC *Output: 2A *Cable: Fixed micro USB