Samsung DoubleTime I857
For AT&T
| Network | |
| Technology | GSM / HSPA |
| 2G bands | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 1900 / 2100 |
| Speed | HSPA 7.2/2 Mbps |
| GPRS | Yes |
| EDGE | Yes |
| Launch | |
| Announced | 2011, October. Released 2011, November |
| Status | Discontinued |
| Body | |
| Dimensions | 113 x 62 x 15 mm (4.45 x 2.44 x 0.59 in) |
| Weight | 148 g (5.22 oz) |
| Keyboard | QWERTY |
| SIM | Mini-SIM |
| Display | |
| Type | TFT capacitive touchscreen, 256K colors |
| Size | 3.2 inches, 30.5 cm2(~43.5% screen-to-body ratio) |
| Resolution | 320 x 480 pixels, 3:2 ratio (~180 ppi density) |
| - Secondary TFT capacitive touchscreen (with multitouch), 320 x 480 pixels, 3.2 inches, TouchWiz UI | |
| Platform | |
| OS | Android 2.2 (Froyo) |
| Chipset | Qualcomm MSM7230 |
| CPU | 800 MHz Scorpion |
| GPU | Adreno 205 |
| Memory | |
| Card slot | microSD, up to 32 GB (dedicated slot) |
| Internal | 260 MB, 256 MB RAM |
| Main Camera | |
|---|---|
| Single | 3.15 MP, AF |
| Video | 320p |
| Selfie camera | |
|---|---|
| No | |
| Sound | |
| Loudspeaker | Yes |
| 3.5mm jack | Yes |
| Comms | |
| WLAN | No |
| Bluetooth | 3.0, A2DP |
| GPS | Yes, with A-GPS |
| Radio | No |
| USB | microUSB 2.0 |
| Features | |
| Sensors | Accelerometer, proximity, compass |
| - MP4/H.264 player - MP3/WAV/eAAC+ player - Organizer - Photo/video editor - Document viewer - Voice memo/dial/commands - Predictive text input | |
| Battery | |
| Removable Li-Ion 1200 mAh battery | |
| Stand-by | Up to 250 h |
| Talk time | Up to 6 h |
| Misc | |
| Colors | Black/white |
| SAR | 0.54 W/kg (head) 0.97 W/kg (body) |
| Price | About 70 EUR |
Samsung DoubleTime I857 model name or number:
SGH-i857
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LG DoublePlay
Dell Aero
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