TM23 CAT 6 Connectors Hirose TM23 CAT 6 Data Wiring System Connectors enable high-speed data transfer and conform to the TIA/EIA-568B.2-1 data wiring standard, and thus clears CAT 6 transfer performance requirements. The TM23 series easily support Gigabit ethernet (1000BASE-T/1000BASE-TX). Hirose has successfully tested and monitored data transfer using CAT 6 cables manufactured by different suppliers.