The Cisco QSFP-40G-SR-BD 10-2945-02 40GBASE-SR-BD Transceiver Module is a high-quality networking component designed for Cisco switches and servers. This transceiver module is compatible with Cisco products and provides a single network port for SFP connections. Manufactured in China by Cisco, this unit is a reliable and efficient solution for expanding networking capabilities in enterprise environments. With a hologram for authenticity, this module ensures compatibility and performance for your networking needs.