The Crestron® CEN‑IO‑RY‑204 is a compact and cost‑effective wireless I/O extender designed to easily expand the available relay ports within a commercial or residential system. A small form factor allows the CEN‑IO‑RY‑204 to be placed just about anywhere, with the option to attach it to a flat surface or DIN rail using the included mounting bracket. The four onboard relay ports enable direct integration with all kinds of third-party equipment.

The CEN‑IO‑RY‑204 communicates to the local network over Wi‑Fi® wireless communications, allowing the connected equipment to be remotely controlled and monitored from a computer or tablet. Power is conveniently supplied to the CEN‑IO‑RY‑204 via an included 5 VDC power pack.

Security Protocols
The CEN‑IO‑RY‑204 supports the following security protocols to help protect against service interruptions and malicious intrusions:

• TLS 1.2 for control system connections
• Local Authentication for console and control system connections

Advanced Wi-Fi Wireless Performance
Crestron enhanced Wi‑Fi performance is optimized to deliver fast, dependable wireless communications with a 50 ft (15 m) omnidirectional range (conditions permitting). The choice of 802.11 a, b, g, and n protocols affords reliable, high‑speed wireless connectivity in most RF environments. Up to five wireless access points can be memorized for easy connectivity within larger networks.

Integrator Friendly Enclosure
The CEN‑IO‑RY‑204 features the Crestron IFE form factor, a compact Integrator Friendly Enclosure design that fits almost anywhere and enables a variety of installation options. Its shape allows multiple CEN‑IO and other IFE compliant devices to be stacked together. Using the included mounting bracket, it can be fastened to a flat surface or snapped onto a standard DIN rail. Rack mount and pole mount kits are also available.¹