Up for sale is a like new Samsung S10 was my backup phone but it’s sitting in my drawer collecting dust can’t really break away from Apple ecosystem shoot me an offer it was purchased as GSM unlocked but it’s an ATT phone I’ve only used it with att but you’re welcome to bring your T-Mobile sim or cricket as long as it’s GSM it should work you can test before buying to verify , low ballers will be ignored thanks for looking Tried my sisters T-Mobile service on the phone and it activated as T-Mobile added pictures to show the network