Samsung J400
Memory
| Internal | 8MB |
| Call records | 20 dialed, 20 received, 20 missed calls |
| Phonebook | 1000 entries, Photocall |
| Card slot | microSD (dedicated slot) |
Main Camera
| Video | QCIF |
| Single | 1.3 MP |
Selfie camera
| Video | |
| Single | VGA videocall camera |
Display
Second external, monochrome display (96 x 96 pixels) | |
| Resolution | 176 x 220 pixels (~141 ppi density) |
| Size | 2.0 inches, 12.6 cm2 (~25.7% screen-to-body ratio) |
| Type | TFT, 256K colors |
Body
| SIM | Mini-SIM |
| Weight | 101.2 g (3.56 oz) |
| Dimensions | 99 x 49.5 x 15.9 mm (3.90 x 1.95 x 0.63 in) |
Battery
| Talk time | Up to 3 h |
| Stand-by | Up to 250 h |
| Type | Removable Li-Ion 820 mAh battery |
Sound
| 3.5mm jack | No |
| Alert types | Vibration; Downloadable polyphonic, MP3 ringtones |
| Loudspeaker | No |
Features
MP3/AAC/AAC+/WMA player MP4/3gp player Organizer Currency converter Voice memo Predictive text input | |
| Java | Yes, MIDP 2.0 |
| Games | Yes |
| Browser | WAP 2.0/xHTML, HTML (NetFront 3.4) |
| Messaging | SMS, EMS, MMS, Email |
| Sensors |
Misc
| Price | About 80 EUR |
| SAR EU | 0.19 W/kg (head) |
| SAR | 0.37 W/kg (head) 0.56 W/kg (body) |
| Colors | Black |
Comms
| USB | 2.0 |
| Radio | No |
| GPS | No |
| Bluetooth | 2.0 |
| WLAN | No |
Launch
| Status | Discontinued |
| Announced | 2008, January. Released 2008, October |
Network
| Speed | Yes, 384 kbps |
| 3G bands | UMTS 2100 |
| 2G bands | GSM 900 / 1800 / 1900 |
| Technology |