Nokia Lumia 820 4G LTE Quad Band WiFi BT GPS AMOLED Windows Phone 8 Factory GSM Unlocked - Black 4G LTE QUAD BAND GSM FACTORY UNLOCKED | AMOLED capacitive touchscreen 4.3" | 16M colors CPU: Dual-core 1.5 GHz Krait | GPU: Adreno 225 | Chipset: Qualcomm MSM8960 Snapdragon Camera: 8 MP, 3264 x 2448 pixels, Carl Zeiss optics, autofocus, dual-LED flash | Geo-tagging, touch focus WLAN: a/b/g/n, dual-band, WiFi Direct | Bluetooth: v4.0 | GPS with A-GPS, GLONASS | Sensors: Accelerometer, gyro, proximity, compass OS: Windows Phone 8 | Video: 1080p at 30fps | Memory: 8GB | RAM: 1GB | MicroSD up to 64GB