Samsung Galaxy J7 Duo (2018) - Technical characteristics and specifications

Galaxy J7 Duo (2018) technical characteristics

About the device:

Samsung Galaxy J7 Duo (2018) is a mobile/cell phone with dimensions of 77.2 mm (millimeters), 7.72 cm (centimeters), 0.25 ft (feet), 3.04 in (inches), a weight of 174 grams, and a screen resolution of 720 x 1280 pixels.

It has a processor ARM Cortex-A53, a 4 GB RAM memory and an internal memory of 32 GB (gigabytes) expandable by memory card microSD, microSDHC, microSDXC .

The Samsung Galaxy J7 Duo (2018) comes from the factory with the Android 8.0 Oreo operating system.

Technical information

Property	Value
Brand	Samsung
Model	Galaxy J7 Duo (2018)

Connectivity
2G connectivity	GSM 850 MHz, GSM 900 MHz, GSM 1800 MHz, GSM 1900 MHz
3G connectivity	UMTS 850 MHz, UMTS 900 MHz, UMTS 1900 MHz, UMTS 2100 MHz
4G connectivity	LTE 800 MHz, LTE 850 MHz, LTE 900 MHz, LTE 1800 MHz, LTE 2100 MHz, LTE 2600 MHz, LTE-TDD 2300 MHz (B40), LTE-TDD 2500 MHz (B41), LTE-TDD 2600 MHz (B38)
5G connectivity	No

Body
Dimensions	77.2 mm (millimeters), 7.72 cm (centimeters), 0.25 ft (feet), 3.04 in (inches)
Height	153.5 mm (millimeters), 15.35 cm (centimeters), 0.5 ft (feet), 6.04 in (inches)
Thickness	8.2 mm (millimeters), 0.82 cm (centimeters), 0.03 ft (feet), 0.32 in (inches)
Volume	97.17 cm
Weight gr.	174
Weight oz	0.38
SIM	Nano-SIM (4FF - fourth form factor, since 2012, 12.30 x 8.80 x 0.67 mm)
Number of SIMS	2
Colors	Gold, Black
Body materials	Metal
Certifications	IP68 (See other devices with IP68)

Screen
Type of screen	Super AMOLED
Screen resolution	720 x 1280 pixels
Display width	2.7 in (inches), 68.49 mm (millimeters), 6.85 cm (centimeters)
Display height	4.79 in (inches), 121.76 mm (millimeters), 12.18 cm (centimeters)
Aspect ratio	1.778:1, 16:9
Pixel density	267 ppi (pixels per inch), 104 ppcm (pixels per centimeter)
Color depth	24 bit, 16777216 colors
Display area	70.6 % (percent)
Crystal	2.5D curved glass screen

Platform
OS	Android 8.0 Oreo
CPU	ARM Cortex-A53
SoC	Samsung Exynos 7 Octa 7870
Technology	14 nm (nanometers)
Bits	64 bit
Instruction set	ARMv8-A
Cores	8
CPU Frequency	1600 MHz (megahertz)

Storage and memory
Memory card	microSD, microSDHC, microSDXC
Internal memory	32 GB (gigabytes)
RAM	4 GB (See other devices with 4 GB)
RAM type	LPDDR3
RAM channels	Single channel
RAM frequency	933 MHz (megahertz)

Cameras
Sensor model	CMOS (complementary metal-oxide semiconductor)
Sensor type	f/1.9
Sensor size	LED
Sensor Pixel size	4160 x 3120 pixels, 12.98 MP (megapixels)
Aperture	30 fps (frames per second)
Resolution	Secondary rear camera - 5 MP, Aperture size - f/1.9 (#2)
Video Resolution	Sensor size - 1/2.55", Pixel size - 1.4 ?m, Phase detection with Dual Pixel, Object tracking AF, Smart OIS, High CRI LED flash, Focal length (35 mm equivalent) - 26 mm, Angle of view - 77
FPS	Sensor size - 1/2.55", Pixel size - 1.4 ?m, Phase detection with Dual Pixel, Object tracking AF, Dual OIS, High CRI LED flash, Focal length (35 mm equivalent) - 26 mm, Angle of view - 77
Video features	Sensor size - 1/2.55", Pixel size - 1.4 ?m, Phase detection with Dual Pixel, Object tracking AF, Dual OIS, High CRI LED flash, Focal length (35 mm equivalent) - 26 mm, Angle of view - 77
Aperture secondary camera	f/1.9
Resolution secondary camera	3264 x 2448 pixels, 7.99 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	802.11a (IEEE 802.11a-1999), 802.11b (IEEE 802.11b-1999), 802.11g (IEEE 802.11g-2003), 802.11n (IEEE
Bluetooth	4.2
GPS	GPS, A-GPS, GLONASS, BeiDou
Radio	Yes
USB	Micro USB
Sensors	Proximity, Light, Accelerometer, Fingerprint, Hall