The J4858D I Genuine HPE Aruba 1G SFP LC SX 500M OM2 MMF 1990-4415 is a high-quality switch module designed for enterprise networking. With a maximum data rate of 1000 Mbps/1 Gbps, this unit features a single SFP port and is compatible with HPE and HP products. Its compact dimensions make it easy to install and use in a variety of networking setups. This genuine HPE product ensures reliable performance and connectivity for your network infrastructure.