Black Fox B4 mini NFC - Technical characteristics and specifications

B4 mini NFC technical characteristics

About the device:

Black Fox B4 mini NFC is a mobile/cell phone with dimensions of 65.7 mm (millimeters), 6.57 cm (centimeters), 0.22 ft (feet), 2.59 in (inches), a weight of 136 grams, and a screen resolution of 480 x 960 pixels.

It has a processor ARM Cortex-A53, a 1 GB RAM memory and an internal memory of 8 GB (gigabytes) expandable by memory card microSD, microSDHC, microSDXC .

The Black Fox B4 mini NFC comes from the factory with the Android 8.1 Oreo Go Edition operating system.

Technical information

Property	Value
Brand	Black Fox
Model	B4 mini NFC

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

Body
Dimensions	65.7 mm (millimeters), 6.57 cm (centimeters), 0.22 ft (feet), 2.59 in (inches)
Height	138 mm (millimeters), 13.8 cm (centimeters), 0.45 ft (feet), 5.43 in (inches)
Thickness	9.6 mm (millimeters), 0.96 cm (centimeters), 0.03 ft (feet), 0.38 in (inches)
Volume	87.04 cm
Weight gr.	136
Weight oz	0.3
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

Screen
Type of screen	TN
Screen resolution	480 x 960 pixels
Display width	2.21 in (inches), 56.23 mm (millimeters), 5.62 cm (centimeters)
Display height	4.43 in (inches), 112.46 mm (millimeters), 11.25 cm (centimeters)
Aspect ratio	2:1, 2:1 (18:9)
Pixel density	217 ppi (pixels per inch), 85 ppcm (pixels per centimeter)
Color depth	24 bit, 16777216 colors
Display area	69.97 % (percent)
Crystal	2.5D curved glass screen, GFF full lamination

Platform
OS	Android 8.1 Oreo Go Edition
CPU	ARM Cortex-A53
SoC	MediaTek MT6739
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	8 GB (gigabytes)
RAM	1 GB
RAM type	LPDDR3
RAM channels	Single channel
RAM frequency	667 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
Aperture secondary camera	f/2.8
Resolution secondary camera	640 x 480 pixels, 0.31 MP (megapixels)
Video resolution secondary camera	30 fps (frames per second)
FPS video secondary camera	640 x 480 pixels, 0.31 MP (megapixels)
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, Fingerprint