: Supports 6-digit codes with a 32-digit virtual "anti-peep" password feature.
The Bosch EL600 is known for "Bank-Level" security. Here is how to use its protective modes: Bosch El600 Manual
For official technical documents or to find a specific local service center, you can check the Bosch Smart Lock Download Center change the master password : Supports 6-digit codes with a 32-digit virtual