Samsung Galaxy J1 (2016) Duos SM-J120H/DS 8GB Dual SIM Unlocked GSM Smartphone - International Version, No Warranty (Gold) NETWORK Technology GSM / HSPA / 2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 3G bands HSDPA 850 / 900 / 1900 / 2100 Speed HSPA 21.1/5.76 Mbps GPRS Yes EDGE Yes Dual SIM (Micro-SIM, dual stand-by) DISPLAY Type Super AMOLED capacitive touchscreen, 16M colors Size 4.5 inches (~44.8% screen-to-body ratio) Resolution 480 x 800 pixels (~245 ppi pixel density) Multitouch Yes PLATFORM OS Android OS, v5.1.1 (Lollipop) Chipset Exynos 3475 Quad CPU Quad-core 1.3 GHz Cortex-A7 GPU Mali-T720 MEMORY Card slot microSD, up to 128 GB (dedicated slot) Internal 8 GB, 1 GB RAM CAMERA Primary 5 MP, f/2.2, autofocus, LED flash Features Geo-tagging, touch focus, face detection Video 720p@30fps Secondary 2 MP, f/2.2 COMMS WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Bluetooth v4.1, A2DP, LE GPS Yes, with A-GPS, GLONASS Radio FM radio, RDS, recording USB microUSB v2.0