Sunnyvale, California-based Allied Telesyn International Inc has expanded its unmanaged hub line with the four-port AT-MR415T and the eight-port AT-MR815T. The twisted-pair mini-hubs are designed to construct or extend small workgroups. They are IEE E 802.3-compliant and are compatible with 10Base-T and Ethernet Version 1.0 or Version 2.0. The AT-MR415T costs $90 and the AT-MR815T is $120.