| Batdescription1 | Removable Li-Ion 950 mAh battery |
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| Batsize Hl | 950 |
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| Batstandby1 | Up to 300 h |
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| Battalktime1 | Up to 4 h 30 min |
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| Battype Hl | Li-Ion |
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| Bluetooth | Yes |
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| Body Hl | 110g, 15.9mm thickness |
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| Cam1features | rotating lens |
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| Cam1modules | 2 MP |
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| Cam1video | Yes |
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| Cam2modules | No |
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| Camerapixels Hl | 2 |
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| Chipset Hl | |
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| Colors | Titanium Silver |
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| Dimensions | 94 x 51 x 15.9 mm (3.70 x 2.01 x 0.63 in) |
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| Displayother | Second external 256K colors display, TFT (120 x 160 pixels)
Aluminum rear cover |
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| Displayres Hl | 240x320 pixels |
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| Displayresolution | 240 x 320 pixels, 4:3 ratio (~182 ppi density) |
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| Displaysize | 2.2 inches, 34 x 45 mm, 15.0 cm2 (~31.3% screen-to-body ratio) |
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| Displaysize Hl | 2.2" |
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| Displaytype | TFT, 256K colors |
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| Featuresother | Video telephony
MP3/AAC player
Video player
Photo editor
Predictive text input
Voice dial
Stopwatch
Organizer |
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| Gps | No |
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| Internalmemory | 64MB |
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| Memoryslot | microSD, up to 1 GB (dedicated slot) |
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| Modelname | BenQ-Siemens EF81 |
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| Net2g | GSM 900 / 1800 / 1900 |
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| Net3g | UMTS 2100 |
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| Nettech | GSM / UMTS |
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| Os Hl | Feature phone |
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| Radio | No |
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| Released Hl | Released 2006, January |
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| Sensors | |
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| Sim | Mini-SIM |
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| Speed | Yes, 384 kbps |
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| Status | Discontinued |
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| Storage Hl | 64MB storage, microSD slot |
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| Usb | Proprietary |
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| Videopixels Hl | Video recorder |
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| Weight | 110 g (3.88 oz) |
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| Wlan | No |
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| Year | 2006, January |
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