Secure/Horstmann Wifi Extender HC2.4 Plug-In Adaptor Card for C1727, H3747 & E7+. SCW100-000 Wi-Fi extender HC2.4. Compliance - WiFi Extender HC2.4. Simply slots into the front of the receiver to allow remote access to your system.
Secure HC2.4 WiFi Extender
Secure HC2.4 Wifi Extender Plug In Adaptor Card for C1727 H3747 E7+
Horstmann/Secure H3747 4 Channel Wireless Smart WiFi App Phone Programmable Room Thermostat (Replaces H37XL & H47XL) - Hanicks
Secure C1727 2 Channel Programmable Room Thermostat Direct Replacement for Horstmann CentaurPlus ServicePlus Thermoplus Bluetooth Programming with Smart WIFI Add-On Option App Controlled
HORSTMANN SECURE CENTAURPLUS C27 REPLACEMENT PROGRAMMER *READ DESCRIPTION*
