Certain embodiments of the present invention relate to an in-house relay device capable of 5G wireless communication and support equipment for supporting same, the support equipment comprising: a vertical rod installed in a z-axis direction from the bottom surface; a support member disposed at one end of the vertical rod to be coupled to the vertical rod, and supporting the in-house relay device; and a fixing member coupled to the support member and fixing the support member in a direction of a permeable outer wall, wherein the support member may comprise a rotating plate for adjusting a direction of the in-house relay device.