Chelsio QSFP28-DAC-1M-CH-BL compatible 100GBase-CR4 1 Meter Direct Attach Cable (DAC) as a passive 100G Twinaxial copper variant, featuring a QSFP28 to QSFP28 connection and a 30 AWG wire diameter, designed for connecting hardware within racks and across adjacent racks, compliant with MSA standards from the brand BlueLAN. This cable is suitable for transmitting electrical signals over short distances and operates in accordance with the respective transmission protocol. It is compatible with all major hardware platforms (such as switches, routers, storage systems, etc.) that officially support the original Chelsio QSFP28-DAC-1M-CH-BL 100GBase-CR4 1 meter Direct Attach Cable. Each Chelsio QSFP28-DAC-1M-CH-BL compatible 100GBase-CR4 Direct Attach Cable supports Ethernet, FCoE, Fibre Channel, and InfiniBand applications of up to 100G per second over a distance of 1 meter. Key features: cable length 1 m, connector 1 QSFP28, connector 2 QSFP28, connector gender male/male, product color black, data transfer rate 100 Gbit/s, weight 150 g, package weight 160 g.