Access control accessibility

An access control system comprising:

• an access control device comprising:
• a communication module configured to wirelessly transmit an advertising signal when initiated, and to wirelessly receive an access credential from a mobile device, the access credential being automatically received from the mobile device;
• a detection sensor electrically coupled to the communication module, the detection sensor configured to initiate the transmission of the advertising signal by the communication module when a status event is detected;
• a memory for storing an authorized access credential;
• and
• an authentication module electrically coupled with the communication module and the memory, the authentication module configured to compare the access credential with the authorized access credential.