This device is locked to T-Mobile only and not compatible with any other carrier. The device does not come with headphones or a SIM card. It does include a charger and charging cable that may be generic. Inspected and guaranteed to have minimal cosmetic damage, which is not noticeable when the device is held at arm's length. Successfully passed a full diagnostic test which ensures like-new functionality and removal of any prior-user personal information. Tested for battery health and guaranteed to have a minimum battery capacity of 80%.