Lenovo A3690, ROM 8GB+RAM 1GB 4G 5.0 inch Android 5.1 Smart Phone, ARM V7 Quad Core 1.0GHz, 2.0MP+ 8.0MP (Black) Band (2G): GSM 900/1800/1900MHz Band (3G): WCDMA 2100MHz Band (4G): FDD-LTE: 1800/2100MHz 5.0 inch Android OS 5.1 Smart Phone ARM V7 Quad Core 1.0GHz ROM: 8GB, RAM: 1GB, Micro SD card up to 32GB (not included) 1280 x 720 pixels, 2.0MP+8.0MP