Samsung Galaxy J1 Mini J105B Unlocked GSM 3G Quad-Core Smartphone w/ 5MP Camera - Black (International Version) 2G: 850 / 900 / 1800 / 1900, 3G: 850 / 900 1900 / 21004-inch tft capacitive multi-touchscreen Android V5.1 (lollipop), quad-core 1.2 ghz processor, chipset: spreadtrum Sc8835 megapixel camera (2592 x 1944 pixels) w/ autofocus + front-facing vga camera Internal memory: 8Gb, 768Mb ram, + microsd slot expandable up to 128Gb