This is a SIM-free "Galaho" (a type of feature phone) - Brand: docomo - Model: Foldable phone - Color: Black - Android version: 5.1.1 This device can still be used after the docomo 3G service ends in March 2026. Current feature phone users can continue to use it in the same way. The SIM lock has been unlocked, so it can be used with cheap SIM cards. It is also compatible with Rakuten Mobile, LINE Mobile, etc. Please refer to the websites of each company for details. Missing back cover.