AllCall A1 - Technical characteristics and specifications

AllCall A1 technical characteristics

About the device:

AllCall A1 is a mobile/cell phone and a screen resolution of 540 x 960 pixels.

It has a processor ARM Cortex-A7, a graphics card ARM Mali-400 MP and an internal memory of 4 GB (gigabytes) expandable by memory card microSD, microSDHC .

The AllCall A1 comes from the factory with the Android 6.0 Marshmallow operating system.

Technical information

Property	Value
Brand	AllCall
Model	A1

Connectivity
2G connectivity	GSM 850 MHz, GSM 900 MHz, GSM 1800 MHz, GSM 1900 MHz
3G connectivity	W-CDMA 900 MHz, W-CDMA 2100 MHz
4G connectivity	LTE 1800 MHz, LTE 2100 MHz, LTE 2600 MHz, LTE-TDD 1900 MHz (B39), LTE-TDD 2300 MHz (B40), LTE-TDD 2500 MHz (B41), LTE-TDD 2600 MHz (B38)
5G connectivity	No

Body
Dimensions
Height	Metal
Thickness	8.2 mm (millimeters)0.82 cm (centimeters)0.03 ft (feet)0.32 in (inches)
Volume	82.92 cm
SIM	Nano-SIM / microSD, Nano-SIM (4FF - fourth form factor, since 2012, 12.30 x 8.80 x 0.67 mm)
Number of SIMS	2
Colors	Black, Gold
Body materials	Aluminium alloy
Certifications	IP52 (See other devices with IP52)

Screen
Type of screen	IPS
Screen resolution	540 x 960 pixels
Display width	2.21 in (inches)56.04 mm (millimeters)5.6 cm (centimeters)
Display height	3.92 in (inches)99.62 mm (millimeters)9.96 cm (centimeters)
Aspect ratio	1.778:1, 16:9
Pixel density	245 ppi (pixels per inch)96 ppcm (pixels per centimeter)
Color depth	24 bit, 16777216 colors
Display area	Capacitive, Multi-touch, Scratch resistant
Crystal	2.5D curved glass screen, Viewing angle - 178

Platform
OS	Android 6.0 Marshmallow
CPU	ARM Cortex-A7
SoC	Spreadtrum SC7731C
Technology	28 nm (nanometers)
Bits	32 bit
Instruction set	ARMv7
Cores	32 KB + 32 KB (kilobytes)
CPU Frequency	512 KB (kilobytes), 0.5 MB (megabytes)
GPU	ARM Mali-400 MP

Storage and memory
Memory card	microSD, microSDHC
Internal memory	4 GB (gigabytes)
RAM type	1
RAM channels	512 MHz (megahertz)
RAM frequency	512 MB (megabytes)

Cameras
Sensor model	CMOS (complementary metal-oxide semiconductor)
Sensor type	LED
Sensor size	1600 x 1200 pixels, 1.92 MP (megapixels)
Sensor Pixel size	1280 x 720 pixels, 0.92 MP (megapixels)
Aperture	Continuous shooting, Digital zoom, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Self-timer, Scene mode
Resolution	Autofocus, Continuous shooting, Digital zoom, Geotagging, Panorama, HDR, Touch focus, Face detection, White balance settings, ISO settings, Exposure compensation, Self-timer, Scene mode
Video Resolution	Secondary rear camera - 2 MP
FPS	Sensor size - 1/3.2", Pixel size - 1.4 ?m, Secondary rear camera - 2 MP (monochrome)
Video features	Autofocus, Continuous shooting, Digital zoom, Geotagging, Panorama, HDR, Touch focus, Face detection, White balance settings, ISO settings, Exposure compensation, Self-timer, Scene mode
Aperture secondary camera	1600 x 1200 pixels, 1.92 MP (megapixels)
Resolution secondary camera	30 fps (frames per second)
Video resolution secondary camera	640 x 480 pixels, 0.31 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