This is a relay kit for an e-Mesh router. It's an e-Mesh router compatible with Wi-Fi 5, achieving high-speed communication of 867 Mbps. - Brand: ELECOM - Model Name: WMC-DLGST2-W - Wi-Fi Standard: Wi-Fi 5 - Maximum Communication Speed: 867 Mbps (5GHz) / 400 Mbps (2.4GHz) - Function: e-Mesh compatible - Connection Ports: LAN port x 4 I used it for a short time, but I'm selling it because I switched to a different model. I have confirmed that it was working, but please understand that it is a used item.