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General| Model | SM-J400F/DS |
|---|---|
| Announced | 2018, May |
| Status | Available. Released 2018, June |
| Technology | GSM / HSPA / LTE |
| 2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G bands | HSDPA 850 / 900 / 1900 / 2100 |
| GPRS | Yes |
| EDGE | Yes |
| Build | Glass front, plastic back, plastic frame |
| SIM | Dual SIM (Micro-SIM, dual stand-by) |
| Display Type | Super AMOLED |
| Resolution | 720 x 1280 pixels, 16:9 ratio (~267 ppi density) |
| Card slot | microSDXC (dedicated slot) |
| Expandable Storage | Up to 256GB |
| Main Camera | 13 MP, f/1.9, 28mm (wide), AF |
| Features | LED flash, panorama, HDR |
| Video | 1080p@30fps |
| Selfie camera | 5 MP, f/2.2 |
| Selfie camera Features | LED flash |
| Loudspeaker | Yes |
| 3.5mm jack | Yes |
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| Bluetooth | 4.2, A2DP, LE |
| GPS | Yes, with A-GPS, GLONASS, BDS |
| NFC | No |
| Radio | FM radio |
| USB | microUSB 2.0 |
| Sensors | Accelerometer, proximity |
| Colors | Black, Gold, Blue |
| Speed | HSPA |
| Dimensions (in) | 6.02 x 3.03 x 0.32 |
| Weight | 175 g |
| Weight (oz) | 6.17 oz |
| Display Size | 5.5 inches, 83.4 cm2 (~71.2% screen-to-body ratio) |
| OS | Android 8.0 (Oreo) |
| CPU | Quad-core 1.4 GHz Cortex-A53 |
| GPU | Mali-T720 |
| RAM | 3GB |
| Internal Storage | 16GB |
| Battery | Li-Ion 3000 mAh, removable |
| Talk time | Up to 21 hours (3G) |
| 4G bands | 1, 3, 5, 7, 8, 20, 40 |
Essential safety, usage guidelines, and understanding warning symbols.
Identifies physical components, buttons, and basic device layout.
Covers battery installation, charging procedures, and power saving tips.
Instructions for inserting and managing SIM, USIM, and memory cards.
Guides for turning the device on/off, restarting, and first-time setup.
Steps for creating, signing in, and managing your Samsung account.
How to transfer data from an old device to the new one.
Explains touch gestures, screen layouts, and navigation.
How to use the notification panel and enter text via keyboard.
Guide to installing, uninstalling, and managing app permissions.
Instructions for making calls, managing contacts, and sending messages.
Covers taking photos, videos, and viewing media files.
Browsing the web, email usage, and split-screen multitasking.
Configuring Wi-Fi, Bluetooth, mobile networks, and hotspots.
Adjusting screen brightness, sounds, vibrations, and visual themes.
Setting up screen locks, Smart Lock, and device security.
Managing accounts, cloud backup, and special device functions.
Guidance on resolving common problems and errors.
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