WiFi Thermostat, Stages Heat 3, Stages Cool 2, Temp. Settings per Day 4, Programs per Week 7, Terminal Designations R, C, Rc, Rh, G, W, W2, Y, Y2, O/B, A, U1/U2.S1/S2, K, L/A, AUX/E, WiFi Capability Yes, System Switching Auto-Heat-Cool-Off-Emergency, Fan Switching Auto-On-Intermittent-Program, Display Type LCD, Backlit, Display Color Blue, Key Pad Lockout Yes, Programmable Fan No, Automatic Changeover Yes, Humidification Control Yes, Dehumidification Control Yes, Remote Sensing Capability Yes