Cell Phone,In the 1990s, the 'second generation' mobile phone systems emerged. Two systems competed for supremacy in the global market: the European developed GSM standard and the U.S. developed CDMA standard. These differed from the previous generation by using digital instead of analog transmission, and also fast out-of-band phone-to-network signaling. The rise in mobile phone usage as a result of 2G was explosive and this era also saw the advent of prepaid mobile phones.

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Friday, May 25, 2018

Samsung Galaxy A8

Samsung Galaxy A8


Dimensions 
(mm) 149.20 x 70.60 x 8.40
Weight 
(g) 172.00
Battery capacity 
(mAh) 3000
Colours Black, Orchid Grey, Gold, Blue
DISPLAY
Screen size (inches) 5.60
Touchscreen Yes
Resolution 1080x2220 pixels
HARDWARE
Processor
1.6GHz octa-core
RAM 4GB
Internal storage 32GB
Expandable storage Yes
Expandable storage type microSD
Expandable storage up to (GB) 256
CAMERA
Rear camera 16-megapixel
Rear Flash LED
Front camera 16-megapixel
SOFTWARE
Operating System Android 7.1.1
CONNECTIVITY
Wi-Fi Yes
Wi-Fi standards supported 802.11 a/b/g/n/ac
GPS Yes
Bluetooth Yes, v 5.00
NFC Yes
Headphones 3.5mm

SENSORS
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