The Osioptics Cisco Compatible 25GBASE-CU SFP28 Passive DAC Twinax 1.5M is a high-quality networking cable designed for use with Cisco devices. It is a 1.5m long cable with a connection split/duplication of 1:1, featuring both SPF28 connectors. The passive design and 25GBASE-CU technology make it an efficient and reliable choice for networking applications. With its compatibility with SFP28 and SFP-H25G-CU1.5M models, this DAC twinax is a versatile option for businesses and personal use alike.