BenQ-Siemens M81
Memory
| Internal | 27MB |
| Call records | 10 dialed, 10 received, 10 missed calls |
| Phonebook | Yes, Photo call |
| Card slot | RS-MMC |
Main Camera
| Video | Yes |
| Features | LED flash |
| Single | 1.3 MP |
Selfie camera
No |
Display
| Resolution | 132 x 176 pixels, 4:3 ratio (~122 ppi density) |
| Size | 1.8 inches, 27 x 36 mm, 10.0 cm2 (~20.1% screen-to-body ratio) |
| Type | TFT, 256K colors |
Body
Dust and shock resistant | |
| SIM | Mini-SIM |
| Weight | 96 g (3.39 oz) |
| Dimensions | 105.3 x 47.5 x 18.4 mm (4.15 x 1.87 x 0.72 in) |
Battery
| Talk time | Up to 5 h |
| Stand-by | Up to 300 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 player Organizer Voice memo Predictive text input | |
| Java | Yes, MIDP 2.0 |
| Games | Yes + downloadable |
| Browser | WAP 2.0/xHTML |
| Messaging | SMS, MMS, EMail, Instant Messaging |
| Sensors |
Misc
| Colors | Graphite Black, Steel Blue |
Comms
| USB | 2.0 |
| Radio | No |
| GPS | No |
| Bluetooth | Yes |
| WLAN | No |
Launch
| Status | Discontinued |
| Announced | 2006, June |
Network
| EDGE | Class 10 |
| GPRS | Class 10 |
| 2G bands | GSM 900 / 1800 / 1900 |
| Technology |