The CISCO GLC-LH-SMD 10-2625-02 1000BASE-LX Transceiver Module is a high-quality networking component designed for use with Cisco routers and switches. This unit is a genuine Cisco product, made in China with a hologram for authenticity. It offers a single port for SFP+ connections and is compatible with other Cisco devices. With free shipping included, this transceiver module is a reliable and efficient solution for enhancing your networking capabilities.