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Amazon.com: Lumia 640 4G LTE Smartphone, 6764A with 8GB Memory Cell GoPhone - Black - Compatible with Microsoft Nokia 8.1 Phones -Carrier Locked to AT&T Wireless : Cell Phones & Accessories
![Microsoft Lumia 640 dual sim packs a 5" IPS display with 720p resolution. The display enjoys Gorilla Glass 3 protection. The phone is powered by a Snapdragon 400 chipset (quad-core Cortex-A7 at Microsoft Lumia 640 dual sim packs a 5" IPS display with 720p resolution. The display enjoys Gorilla Glass 3 protection. The phone is powered by a Snapdragon 400 chipset (quad-core Cortex-A7 at](https://welectronics.com/images/stories/virtuemart/product/640-BLACK.jpg)
Microsoft Lumia 640 dual sim packs a 5" IPS display with 720p resolution. The display enjoys Gorilla Glass 3 protection. The phone is powered by a Snapdragon 400 chipset (quad-core Cortex-A7 at
![Amazon.com: Microsoft Lumia 640 XL 8GB Quad-Core Windows 8.1 Single Sim Smartphone (GSM Unlocked) - Black Amazon.com: Microsoft Lumia 640 XL 8GB Quad-Core Windows 8.1 Single Sim Smartphone (GSM Unlocked) - Black](https://m.media-amazon.com/images/I/81L88lwctjL._AC_UF894,1000_QL80_.jpg)