Microsoft Lumia 640
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 04 / 2015  145g, thickness 8.8mm  Windows 8  8GB ROM
 Snapdragon 400 1GB RAM |
 5" 1280x720 pix. |
 8MP 1080p@30 |
 2500 mAh Li-Ion |
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Characteristics
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| Other names | Microsoft Lumia 640 Dual SIM, Microsoft Lumia 640 DS | Versions | | Release date | 04 / 2015 | priceat the time of release | 189 USD | Network | 2G, 3Gmore ↓2G: | GSM 850 / 900 / 1800 / 1900 | 3G: | HSDPA 850 / 900 / 1900 / 2100 |
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Body | Dimensions | 141.3 x 72.2 x 8.8 mm | Weight | 145 g | materialfront, bottom, frame | Gorilla Glass 3, plastic, plastic | d/m proof | | Connectors | microUSB, jack 3.5mm | Slots | 2 SIM (Micro-SIM), memory card (dedicated slot) | Fingerprint | no | Features | |
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Display | Type | IPS | Size | 5", 68.9cm2(~67.6% screen-to-body ratio) | Resolution | 1280x720 | PPI | 294 | Ratio | 16:9 | Brigh. / contrast | 508nit / 1:1034 | Features | | Second display | |
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Platform | |
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Memory | RAM / ROM | 1/8 GB | Memory card | up to 128GB (dedicated slot) | Features | ROM eMMC |
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Main Camera | Camera | Single• 8MP, f/2.2, 28mm (wide), 1/4.0", AF | Video | 1080p - 30fps | Features | |
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Selfie Camera | Camera | Single | Video | | Features | |
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Technologies | Sensors | accelerometer, proximity, compass | Wi-Fi | IEEE 802.11 a/b/g/n | Bluetooth | v 4 | GPS | GPS, A-GPS, GLONASS, BDS | Additionally | FM radio | | DLNA Wi-Fi hotspot Bluetooth A2DP |
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Sound | Loudspeakers | 1 | Loudness(decibel) | voice - 70 noise - 65 ring - 75 | 3.5mm jack | yes | Features | |
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Battery | Capacity | 2500 mAh | Type | Li-Ion, removable | Battery life(hours) | Talk - 23:09 Web-browsing - 10:23 Video - 9:43 | Сable сharging | microUSB | Wireless charg. | no | Features | |
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Performance