Quantity   Component name
2 × HUZZAH ESP8266 Breakout Wi-Fi and microcontroller module
1 × OKW Body-Case IP67 rated mini enclosure
1 × Hitachi compatible LCD Alphanumeric display
1 × Cermetek CH1840 Data access arrangement (telpehone) module
1 × Custom transmitter PCB Small circuit board for transmitter side.
1 × Custom base station PCB Board for the part that connects to the telephne.
1 × Hammond ABS plastic case Exact case TBD