I purchased and activated a single month of service, and 60 days later they were automatically unlocked. These have the same CPU and GPU as the 13 and are undoubtedly an incredible value. That said, having used all three SE devices for everyday use cases, SE to SE2 ...
so I ordered a SIM card ( $7 delivered) and activated the SIM with a Chicago area code 630. Lyca runs on the T-Mobile network and it works perfectly, you must have an unlocked GSM phone