I know nothing about any of these units, briefly tested, may or may not working. I am listing all I know about them, which isn’t much. Please buy accordingly. ALL items are sold as is. Below are my limited findings. More pieces may be missing , I am unsure. No chargers or other accessories included of any kind None are tested in this lot at all. May or may not work. Are missing MANY parts as shown One doesn’t have a logic board at all, no bottom covers included as shown No warranties of any kind, all are broken.