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BenQ-Siemens S81
network
- Technology GSM / UMTS
- 2G bands GSM 900 / 1800 / 1900
- 3G bands UMTS 2100
- Speed Yes, 384 kbps
launch
- Announced 2006, February
- Status Discontinued
body
- Dimensions 109 x 48 x 13 mm (4.29 x 1.89 x 0.51 in)
- Weight 99 g (3.49 oz)
- SIM Mini-SIM
display
- Type TFT, 256K colors
- Size 2.0 inches, 31 x 39 mm, 12.6 cm2 (~24.1% screen-to-body ratio)
- Resolution 176 x 220 pixels (~141 ppi density)
platform
memory
- Card slot microSD (dedicated slot)
- Internal 30MB
main camera
- Modules 1.3 MP
- Features LED flash
- Video Yes
selfie camera
- Modules VGA videocall camera
- Video
sound
- Loudspeaker No
- 3.5mm jack No
comms
- WLAN No
- Bluetooth 1.1
- GPS No
- USB Proprietary
features
- Sensors
battery
- Removable Li-Ion 920 mAh battery
misc
- Colors Black/Silver