Important Notes About APN Configuration: KiwiSIM IoT SIM cards are roaming-enabled. Before purchasing, please ensure your device supports roaming functionality. KiwiSIM’s unlimited data SIM cards automatically configure APN settings on iOS devices—simply enable 'Data Roaming' to activate service. For other phones or devices, manual APN configuration is required. Usage Duration: The KiwiSIM card is valid for use in over 51 countries and regions, including Albania,Armenia,Australia,Austria,Belgium,Bulgaria,Croatia,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germay,,Greece,Hongkong,Hungary,Iceland,Indonesia,Ireland,Israel,Italy,Kazakhstan,Kyrgyzstan,Latvia,Liechtenstein,Lithuania,Luxembourg,MacaoChina,Malta,Moldova,Montenegro,Netherlands,New Zealand,Norway,Pakistan,Polan,Portugal,Romania,Russian Federation,Slovakia,Slovenia,Spain,Sweden,Switzerland,Thailand,Turkey,Ukraine,United Kingdom,United States,Uzbekistan Network Compatibility: The KiwiSIM Unlimited Data SIM Card supports AT&T, T-Mobile, and Verizon networks, automatically selecting the best signal based on your location to provide reliable connectivity. Please note that KiwiSIM is an IoT SIM card designed for data use only; it does not support SMS or voice calls. SIM Card Sizes: The KiwiSIM Unlimited Data SIM Card comes in three sizes: Standard, Micro, and Nano. It is compatible with all unlocked IoT devices, such as smartphones, tablets, portable WiFi devices, mobile hotspots, security cameras, trail cameras, GPS trackers, and more. No Activation Required: KiwiSIM is ready to use right out of the package—no activation needed! If a device fails to connect after inserting the SIM, simply enter the APN settings for easy setup. KiwiSIM supports 2G, 3G, and 4G LTE networks for all unlocked devices. Customer Support: KiwiSIM's dedicated customer support and product support teams are always available to assist you. We are committed to providing excellent after-sales service, ensuring customer satisfaction is our top priority The KiwiSIM Unlimited Data SIM Card supports AT&T, T-Mobile, and Verizon networks in the United States and can be used in over 51 countries and regions worldwide. The KiwiSIM Unlimited Data SIM Card is available in three sizes: Standard, Micro, and Nano. It is compatible with all unlocked IoT devices, such as smartphones, tablets, portable WiFi devices, mobile hotspots, security cameras, trail cameras, GPS trackers, and more. The KiwiSIM Unlimited Data SIM Card does not require activation and is ready to use right out of the package. If a device fails to connect after inserting the SIM card, simply entering the APN settings will ensure easy connectivity. The KiwiSIM card supports 2G, 3G, and 4G LTE networks for all unlocked devices. The KiwiSIM Unlimited Data SIM Card provides high-speed data during the subscription period, and after the period ends, unlimited data can still be used, with speeds reduced to approximately 256kbps.