\xff\xfb\x01\xff\xfb\x03\xff\xfd\x1f\xff\xfd\x18\xff\xfa\x18\x01\xff\xf0

HTTP/1.1 200 OK
Server: RG/Device 10.x
Content-Type: text/xml; charset=utf-8
Content-Length: 0
Connection: keep-alive