860-36-0603-03 HYYP IP Wifi module HYYP IP Wifi module is a secure bi-directional TCP / IP communicator providing full smart phone control of the XSeries Requires WPS router. You might also be interested in: 860-36-0001 / 860-540-003 IDS Modem / HYYP Bi-directional Modem 860-36-0603 HYYP TCP / IP module 860-540-002 HYYP dialler interface