Spesifikasi Siemens AL21
| Network | |
|---|---|
| Technology | GSM |
| 2G bands | GSM 900 / 1800 / 1900 |
| GSM 850 / 1800 / 1900 - US version | |
| GPRS | Class 8 |
| EDGE | No |
| Launch | |
|---|---|
| Announced | 2005, November |
| Status | Discontinued |
| Body | |
|---|---|
| Dimensions | 86.8 x 45.8 x 19.2 mm (3.42 x 1.80 x 0.76 in) |
| Weight | 78 g (2.75 oz) |
| SIM | Mini-SIM |
| Display | |
|---|---|
| Type | TFT, 65K colors |
| Size | |
| Resolution | 130 x 130 pixels, 1:1 ratio |
| Memory | |
|---|---|
| Card slot | No |
| Phonebook | Yes |
| Call records | 10 dialed, 10 received, 10 missed calls |
| Internal | 1.5MB |
| Camera | |
|---|---|
| No |
| Sound | |
|---|---|
| Loudspeaker | Yes |
| Alert types | Vibration; Polyphonic(32) ringtones |
| 3.5mm jack | No |
| Comms | |
|---|---|
| WLAN | No |
| Bluetooth | No |
| Positioning | No |
| Radio | No |
| USB | Proprietary |
| Features | |
|---|---|
| Sensors | |
| Messaging | SMS, EMS, MMS |
| Browser | WAP 1.2.1 |
| Games | Yes + downloadable |
| Java | Yes, MIDP 1.0 |
| Predictive text input Organizer |
| Battery | |
|---|---|
| Type | Removable Li-Ion 600 mAh battery |
| Stand-by | Up to 220 h |
| Talk time | Up to 5 h |
| Misc | |
|---|---|
| Colors | Red Temptation, Black Magic |