Koolnee Rainbow - Technical characteristics and specifications

Rainbow technical characteristics

About the device:

Koolnee Rainbow is a mobile/cell phone with dimensions of 71.8 mm (millimeters), 7.18 cm (centimeters), 0.24 ft (feet), 2.83 in (inches), and a screen resolution of 720 x 1280 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 .

The Koolnee Rainbow comes from the factory with the Android 8.1 Oreo operating system.

Technical information

Property	Value
Brand	Koolnee
Model	Rainbow

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 800 MHz, LTE 1800 MHz, LTE 2100 MHz, LTE 2600 MHz, LTE-TDD 2500 MHz (B41), LTE-TDD 2600 MHz (B38)
5G connectivity	No

Body
Dimensions	71.8 mm (millimeters), 7.18 cm (centimeters), 0.24 ft (feet), 2.83 in (inches)
Height	146.5 mm (millimeters), 14.65 cm (centimeters), 0.48 ft (feet), 5.77 in (inches)
Thickness	9.3 mm (millimeters), 0.93 cm (centimeters), 0.03 ft (feet), 0.37 in (inches)
Volume	97.82 cm
SIM	Micro-SIM (3FF - third form factor, since 2003, 15.00 x 12.00 x 0.76 mm)
Number of SIMS	2
Colors	Black, Blue, Gold
Body materials	Plastic
Certifications	IP68 (See other devices with IP68)

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	OGS (One Glass Solution), Full Lamination Technology

Platform
OS	Android 8.1 Oreo
CPU	ARM Cortex-A7
SoC	MediaTek MT6580A
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
Internal memory	8 GB (gigabytes)
RAM	1 GB
RAM type	2
RAM channels	500 MHz (megahertz)

Cameras
Sensor model	CMOS (complementary metal-oxide semiconductor)
Sensor type	LED
Sensor size	3264 x 2448 pixels, 7.99 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	4160 x 3120 pixels, 12.98 MP (megapixels)
Video Resolution	1920 x 1080 pixels, 2.07 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	2560 x 1920 pixels, 4.92 MP (megapixels)
Resolution secondary camera	30 fps (frames per second)
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	Accelerometer