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 A3

     Samsung Galaxy A3

 Samsung Galaxy A3







Specifications

Features
Optional Dual SIM (Nano-SIM, dual stand-by)
Display Size
4.7 inches (~69.4% screen-to-body ratio) | 720 x 1280 pixels (~312 ppi pixel density)
Memory
16 GB internal storage, 1.5 GB RAM
Camera
13 MP Rear | 5 MP Front
Data
HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps
OS
Android OS, v5.1.1 (Lollipop)
Chipset
Qualcomm MSM8916 Snapdragon 410 | Exynos 7578
CPU
Quad-core 1.5 GHz Cortex-A53
GPU
Adreno 306 | Mali-T720MP2
Sensors
Accelerometer, proximity, compass
Battery
Non-removable Li-Ion 2300 mAh battery
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