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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Wednesday, April 29, 2020

Oppo A9 (2020)

OPPO A9 2020 Images - Mobile Larges Pics & Back Photos


LAUNCH
2019, September 10
Available. Released 2019, September

BODY
163.6 x 75.6 x 9.1 mm (6.44 x 2.98 x 0.36 in)
195 g (6.88 oz)
Glass front (Gorilla Glass 3), plastic back, plastic frame
Dual SIM (Nano-SIM, dual stand-by)

DISPLAY
IPS LCD capacitive touchscreen, 16M colors
6.5 inches, 102.0 cm2 (~82.5% screen-to-body ratio)
720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Corning Gorilla Glass 3

480 nits typ. brightness (advertised)

PLATFORM
Android 9.0 (Pie); ColorOS 6.1
Qualcomm SDM665 Snapdragon 665 (11 nm)
Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
Adreno 610

MEMORY
microSDXC (dedicated slot)
128GB 4GB RAM, 128GB 8GB RAM

UFS 2.1

MAIN CAMERA
48 MP, f/1.8, (wide), 1/2.25", 0.8µm, PDAF
8 MP, f/2.3, 13mm (ultrawide), 1/4.0", 1.12µm, AF
2 MP, f/2.4, 1/5.0", 1.75µm
2 MP, f/2.4, (depth)
Dual-LED dual-tone flash, panorama, HDR
2160p@30fps, 1080p@30fps, gyro-EIS

SELFIE CAMERA
16 MP, f/2.0, 26mm (wide), 1/3.1", 1.0µm
HDR
1080p@30fps

SOUND
Yes, with stereo speakers
Yes

24-bit/192kHz audio

COMMS
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
5.0, A2DP, LE
Yes, with A-GPS, GLONASS, GALILEO, BDS
FM radio
microUSB 2.0, USB On-The-Go

FEATURES
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass

BATTERY

Non-removable Li-Po 5000 mAh battery
Standard charging 10W
Reverse charging

MISC
Marine Green, Space Purple, Vanilla Mint
CPH1937, CPH1939, CPH1941


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