Kenxinda R7B - Technical characteristics and specifications

Kenxinda R7B technical characteristics

About the device:

Kenxinda R7B is a mobile/cell phone with dimensions of 77 mm (millimeters), 7.7 cm (centimeters), 0.25 ft (feet), 3.03 in (inches), and a screen resolution of 480 x 854 pixels.

It has a processor ARM Cortex-A7, a 1 GB RAM memory and an internal memory of 8 GB (gigabytes) expandable by memory card microSD, microSDHC, microSDXC .

The Kenxinda R7B comes from the factory with the Android 6.0 Marshmallow operating system.

Technical information

Property	Value
Brand	Kenxinda
Model	R7B

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 700 MHz Class 17, LTE 800 MHz, LTE 1800 MHz, LTE 2100 MHz, LTE 2600 MHz
5G connectivity	No

Body
Dimensions	77 mm (millimeters), 7.7 cm (centimeters), 0.25 ft (feet), 3.03 in (inches)
Height	151 mm (millimeters), 15.1 cm (centimeters), 0.5 ft (feet), 5.94 in (inches)
Thickness	9.2 mm (millimeters), 0.92 cm (centimeters), 0.03 ft (feet), 0.36 in (inches)
Volume	106.97 cm
SIM	Nano-SIM (4FF - fourth form factor, since 2012, 12.30 x 8.80 x 0.67 mm), Nano-SIM / microSD
Number of SIMS	2
Colors	Gold, Rose-gold, Gray, Black
Body materials	Plastic
Certifications	IP68 (See other devices with IP68)

Screen
Type of screen	TFT
Screen resolution	480 x 854 pixels
Display width	2.69 in (inches), 68.45 mm (millimeters), 6.84 cm (centimeters)
Display height	4.79 in (inches), 121.78 mm (millimeters), 12.18 cm (centimeters)
Aspect ratio	1.779:1
Pixel density	178 ppi (pixels per inch), 69 ppcm (pixels per centimeter)
Color depth	24 bit, 16777216 colors
Display area	71.93 % (percent)
Crystal	Corning Gorilla Glass 3, 2.5D curved glass screen

Platform
OS	Android 6.0 Marshmallow
CPU	ARM Cortex-A7
SoC	Spreadtrum SC7731G
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)

Storage and memory
Memory card	microSD, microSDHC, microSDXC
Internal memory	8 GB (gigabytes)
RAM	1 GB
RAM type	2
RAM channels	400 MHz (megahertz)

Cameras
Sensor model	CMOS (complementary metal-oxide semiconductor)
Sensor type	Dual LED
Sensor size	2592 x 1944 pixels, 5.04 MP (megapixels)
Sensor Pixel size	1280 x 720 pixels, 0.92 MP (megapixels)
Aperture	Autofocus, Continuous shooting, Digital zoom, Geotagging, Panorama, HDR, Touch focus, Face detection, White balance settings, ISO settings, Exposure compensation, Self-timer, Scene mode
Resolution	4-element lens
Video Resolution	1280 x 720 pixels, 0.92 MP (megapixels)
FPS	30 fps (frames per second)
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	Interpolated resolution - 8 MP
FPS video secondary camera	Interpolated resolution - 2 MP
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