Brand: Samsung Model Name: Galaxy J4 Model No.: J4 (J400F) RAM: 2 GB ROM: 16 GB Dimensions: 151.7 x 77.2 x 8.1 mm (5.97 x 3.04 x 0.32 in) Size: 5.5 inches, 83.4 cm2 (~71.2% screen-to-body ratio) Resolution: 720 x 1280 pixels, 16:9 ratio (~267 ppi density) OS: Android 8.0 (Oreo) CPU: Quad-core 1.4 GHz Cortex-A53 Main Camera: Single 13 MP, f/1.9, 28mm (wide), AF Features: LED flash, panorama, HDR Video: 1080p@30fps Selfie camera: Single 5 MP, f/2.2 Battery: Removable Li-Ion 3000 mAh battery 1 Year Warranty Other Features:- Technology: GSM / HSPA / LTE Weight: 175 g (6.17 oz) Build: Plastic body SIM: Dual SIM (Micro-SIM, dual stand-by) Display Type: Super AMOLED capacitive touchscreen, 16M colors Multitouch Chipset: Exynos 7570 Quad (14 nm) GPU: Mali-T720 MP2 Memory Card slot: microSD, up to 256 GB (dedicated slot) Features: LED flash Sound Alert types: Vibration; MP3, WAV ringtones Loudspeaker 3.5mm jack WLAN: Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Bluetooth: 4.2, A2DP, LE GPS: Yes, with A-GPS, GLONASS, BDS Radio: FM radio USB: microUSB 2.0 Sensors: Accelerometer, proximity Messaging: SMS(threaded view), MMS, Email, Push Email, IM Browser: HTML5 - MP4/H.264 player - MP3/WAV/eAAC+/FLAC player - Photo/video editor - Document viewer Talk time: Up to 20 h (3G) Music play: Up to 80 h