● NTT GE-ONU PR-400MI LAN Router ● Included: AC adapter, fiber optic cable 【Condition】 ● This is a used item, so there may be scratches and minor imperfections from use. Please check the photos. ● Lightly cleaned and disinfected. ● Power-on tested. ● Initialized to factory settings. 【Important】 The items shown in the images are all that are included. We cannot provide setup support, so please purchase only if you understand this. ※ In the event of a product defect, please contact us before leaving a rating. If there is a malfunction that differs from the product description, we will either refund the product after receiving its return, or cancel the transaction and refund through the Mercari site. Please be sure to contact us before leaving a rating. If you leave a rating first, the transaction will be considered complete according to Mercari's terms, and we will not be able to provide support. Thank you for your understanding. Shipping will be via Rakuraku Mercari Bin or Yu-Yu Mercari Bin. The PR-400MI is a Hikari Phone router provided by NTT, and also incorporates the functions of a GE-PON-ONU. This device functions as an ONU (Optical Network Unit) on its own, receiving internet connections from fiber optic cables and connecting to computers and routers via wired LAN ports. The notation GE-PON-ONU indicates that the PR-400MI supports the GE-PON (Gigabit Ethernet Passive Optical Network) method. Main features of the PR-400MI ONU Integrated: Integrates the functions of an Optical Network Unit (ONU) and a router. Hikari Phone Compatible: Often rented when using Hikari Phone services, it also has call functions. GE-PON Compatible: Supports the GE-PON method, a technical standard for using 1-gigabit high-speed lines. * #NTT * #NTT West * #Home Gateway * #HGW * #ONU * #Optical Network Unit * #PR400MI * #GEPON * #FLET'S Hikari * #Router * #Optical Fiber * #Network Devices