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Double Card Specification
Your device use the design"double SIM card double standby " The two SIM
cards unable to use voice and data service at the same time.
• If one SIM card is dialing then the other one unable to answer the phone. You
may hear"the phone you call is out of service and please call later"
• If one SIM is using the date service then the other one unable to use it at the
same time.
Your device support double SIM card double standby ,Please set one card to
use 4G service when you inserted two Nano-SIM cards.
Setting – dual card management, Please select 4G card slot set function as you
need and switch to 4G service.
• BLN-TL10 、 BLN-AL10 ：mobile ,Unicom or telecom SIM cards to 4G service.
• BLN-TL00 ：SIM set to 4G card
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