This device is locked to Cricket only and not compatible with any other carrier. Please check with your carrier to verify compatibility. When you receive the phone, insert a SIM card from a compatible carrier. Then, turn it on, connect to Wi-Fi, and follow the on screen prompts to activate service. The device does not come with headphones or a SIM card. It does include a generic (Mfi certified) charger and charging cable. Tested for battery health and guaranteed to have a minimum battery capacity of 80%. Amazon Renewed is your trusted destination for a huge selection of smartphones, computers, video games, power tools, and even more products that work and look like new and are backed by the Amazon Renewed Guarantee.