Check out our thermostat which you can operate with a single phone call.
Call the following phone number +36-70-553-0235 (Actually USA version-Fahrenhit)
where a device in an apartment receivers your call automatically. After that type in the following PIN code (2222) and choose between the options of the air conditioner or temperature adjusting.
New: From the beginning of September custom designed operating unit with touch screen is also available for your device click here...
The touch screen operated unit can be used as a unique termostate without the GSM base unit as well.