The CISCO SPA112 2-Port Phone SIP Adapter router & AC Power Adapter is a reliable and efficient solution for your enterprise networking needs. With a height of 30mm, length of 100mm, and width of 100mm, it is a compact and space-saving device that provides exceptional performance. This SIP adapter supports up to two phone lines and is compatible with a range of devices. It comes with an AC power adapter for easy and hassle-free installation. Perfect for enterprise routers, this CISCO SPA112 model is a great addition to any networking setup.