The Bluetooth key of Panda mini phone can be used by at least two people. According to the introduction of Panda mini, the Bluetooth key of Panda mini mobile phone can be shared with others for connection. So the Bluetooth key of Panda mini mobile phone can be used by at least two people. Just connect the Bluetooth key to the other party's mobile phone, grant the other party the visitor right, and the other party can open the corresponding door lock with the Panda Mini Bluetooth key. After the authorization is completed, you can cancel the other party's visitor rights at any time. However, to be on the safe side, it is recommended to grant visitor rights only to people you trust and need to use.