Astro Link High Performance 10Mbps Ethernet Hub. Palm-size Hub for SOHO, Multimedia Support, Portability & Easy Installation, Simple Expansion. Model CT1005D1. 10BASE-T port x 4, plus 10BASE2 port, total 5 ports. IEEE 802.3 10BASE-T & 10BASE2 Ethernet standard. CSMA/CD protocol for complete data integrity. Automatic partitioning of faulty ports. MDI-II Uplink port for easy expansion. Easy to view LED indicators provide status for each port. Compact palm size, light weight design. Cost effective, unmanaged Hubs allow interconnection of thin and STP/UTP segments within a single device. Network Media: 2 pair UTP Cat. 3,4,5 (100M), EIA/TIA-568 100-ohm STP (100M), RG-58A/U 50-ohm coaxial cable (185M). Price $59.99