Specification Samsung GT-E2121B
| Model and Features | |
| Model | SamsungGT-E2121B |
| Series | Others |
| Release Date | September, 2009 |
| Depth | 14.6 mm (0.57 in) |
| Size (width x height) | 104.5 x 45 mm (4.11 x 1.77 in) |
| Weight | 83 g (2.93 oz) |
| Operating System | – |
| Hardware | |
| CPU | – |
| CPU Cores | – |
| RAM Memory | – |
| Internal Storage | 4.5MB |
| External Storage | microSD, up to 2 GB (dedicated slot) |
| Network and Data | |
| Number of sim slots | 1 Mini-SIM |
| 2G network | GSM 900/1800MHz |
| 3G network | – |
| 4G network | – |
| 5G network | – |
| Data | GPRS/EDGE |
| Display | |
| Screen size | 1.52 inches (~15.8% screen-to-body ratio) |
| Display Type | CSTN |
| Display Resolution | 128 x 128 pixels (~119 ppi pixel density) |
| Display Colors | 65K colors |
| Battery and Keyboard | |
| Battery Capacity | Removable Li-Ion 1000 mAh |
| Physical keyboard | Yes |
| Interfaces | |
| Audio output | – |
| Bluetooth | version 2.0, A2DP |
| DLNA | – |
| GPS | – |
| Infrared port | – |
| NFC | – |
| USB | microUSB 2.0 |
| WiFi | – |