The LG Optimus LTE SU640 is a 2011 Android 2.3.5 smartphone powered by the Qualcomm MSM8660 Snapdragon S3 with 1GB and 4GB internal storage. It features a 4.5", HD-IPS LCD, 720.0x1280.0 display and is available in Black, White.

The Optimus LTE SU640 is equipped with a Removable Li-Ion 1830 mAh battery, a 8 MP, 1080p@30fps main camera, a 3 MP front camera. The device uses a Mini-SIM configuration. It weighs 135 g.

Hard resetting your LG Optimus LTE SU640 via Recovery Mode will completely wipe all data, apps, accounts and settings, restoring the device to its original factory state. This is commonly used to fix persistent software issues, boot loops, prepare the phone for sale, or recover from a forgotten screen lock. Back up your data before proceeding as this cannot be undone.

All data will be permanently erased. Back up first.