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.

You can find the answer to your questions easily under the Frequently Asked Questions section. Order or any type of technical questions: Email: kuhn.istvan@hwdev.hu You can order by email, payment can be made to bank account.  We mail the device immediatelly to you, if not out of stock at the moment of your order.