The phrase "mentioned device" refers to a device or object that has been previously brought up or talked about in the context of a conversation or discussion. Full definition
Apart from this, the company also mentioned the device to be hardware encrypted, but there is no much information available regarding this. (phoneradar.com)
Only the above mentioned devices are are eligible for the beta program. (ibtimes.com)
This how to procedure will be compatible only with the already mentioned device so don't try to complete it for similar Android based smartphones. (android.gs)