The Genuine Cisco CWDM-SFP-1570 Gigabit Ethernet Transceiver Module is a high-quality networking device designed for use with Cisco routers and switches. This module is compatible with Cisco products and provides a maximum data rate of 1000 Mbps/1 Gbps through its SFP network port. Manufactured in Malaysia, this unit is a reliable and efficient solution for enhancing the performance of your enterprise networking setup.