This Cisco switch module is designed to expand the ports on your network. With 8 ports and 4 of them being PoE, this module is perfect for powering network devices such as IP cameras and wireless access points. This model is the GRWIC-D-ES-2S-8PC, ensuring compatibility with your existing Cisco equipment. The module comes with a manufacturer warranty of 1 month to provide peace of mind. Use this switch module to boost your network's connectivity and productivity.