Haier Alpha A3 - Technical characteristics and specifications

Alpha A3 technical characteristics

About the device:

Haier Alpha A3 is a mobile/cell phone with dimensions of 72.6 mm (millimeters), 7.26 cm (centimeters), 0.24 ft (feet), 2.86 in (inches), a weight of 183 grams, and a screen resolution of 720 x 1280 pixels.

It has a processor ARM Cortex-A53 and an internal memory of 16 GB (gigabytes) expandable by memory card microSD, microSDHC, microSDXC .

The Haier Alpha A3 comes from the factory with the Android 8.1 Oreo operating system.

Technical information

Property	Value
Brand	Haier
Model	Alpha A3

Connectivity
2G connectivity	GSM 850 MHz, GSM 900 MHz, GSM 1800 MHz, GSM 1900 MHz
3G connectivity	W-CDMA 850 MHz, W-CDMA 900 MHz, W-CDMA 1900 MHz, W-CDMA 2100 MHz
4G connectivity	LTE 800 MHz, LTE 900 MHz, LTE 1800 MHz, LTE 2100 MHz, LTE 2600 MHz
5G connectivity	No

Body
Dimensions	72.6 mm (millimeters), 7.26 cm (centimeters), 0.24 ft (feet), 2.86 in (inches)
Height	144.9 mm (millimeters), 14.49 cm (centimeters), 0.48 ft (feet), 5.7 in (inches)
Thickness	10.9 mm (millimeters), 1.09 cm (centimeters), 0.04 ft (feet), 0.43 in (inches)
Volume	114.67 cm
Weight gr.	183
Weight oz	0.4
SIM	Nano-SIM (4FF - fourth form factor, since 2012, 12.30 x 8.80 x 0.67 mm), Micro-SIM (3FF - third form
Number of SIMS	2
Colors	Black
Body materials	Plastic
Certifications	IP52 (See other devices with IP52)

Screen
Type of screen	IPS
Screen resolution	720 x 1280 pixels
Display width	2.45 in (inches), 62.26 mm (millimeters), 6.23 cm (centimeters)
Display height	4.36 in (inches), 110.69 mm (millimeters), 11.07 cm (centimeters)
Aspect ratio	1.778:1, 16:9
Pixel density	294 ppi (pixels per inch), 115 ppcm (pixels per centimeter)
Color depth	24 bit, 16777216 colors
Display area	65.73 % (percent)
Crystal	2.5D curved glass screen, Full Lamination Technology

Platform
OS	Android 8.1 Oreo
CPU	ARM Cortex-A53
SoC	Spreadtrum SC9832E
Technology	28 nm (nanometers)
Bits	64 bit
Instruction set	ARMv8-A
Cores	4
CPU Frequency	1300 MHz (megahertz)

Storage and memory
Memory card	microSD, microSDHC, microSDXC
Internal memory	16 GB (gigabytes)
RAM type	2 GB (gigabytes)
RAM channels	LPDDR3
RAM frequency	Single channel

Cameras
Sensor model	CMOS (complementary metal-oxide semiconductor)
Sensor type	f/2
Sensor size	Dual LED
Sensor Pixel size	3264 x 2448 pixels, 7.99 MP (megapixels)
Aperture	30 fps (frames per second)
Resolution	Secondary rear camera - 2 MP
Video Resolution	30 fps (frames per second)
FPS	Autofocus, Continuous shooting, Digital zoom, Digital image stabilization, Geotagging, Panorama, HDR, Touch focus, Face detection, White balance settings, ISO settings, Exposure compensation, Self-timer, Scene mode
Video features	Phase detection
Aperture secondary camera	CMOS (complementary metal-oxide semiconductor)
Resolution secondary camera	2592 x 1944 pixels, 5.04 MP (megapixels)
Video resolution secondary camera	1280 x 720 pixels, 0.92 MP (megapixels)
FPS video secondary camera	30 fps (frames per second)
Audio connector	Yes

Communications
WLAN	802.11b (IEEE 802.11b-1999), 802.11g (IEEE 802.11g-2003), 802.11n (IEEE 802.11n-2009), Wi-Fi Hotspot
Bluetooth	4.0
GPS	GPS, A-GPS
Radio	Yes
USB	Micro USB
Sensors	Proximity, Light, Accelerometer