Digma Citi Z540 4G Full Specifications

Brand and model

Brand : Digma
Model : Citi Z540 4G
Model alias : CT5009PL

Design

Width : 76.5 mm (millimeters), 7.65 cm (centimeters), 0.251 ft (feet), 3.012 in (inches)
Height : 155 mm (millimeters), 15.5 cm (centimeters), 0.509 ft (feet), 6.102 in (inches)
Thickness : 8.8 mm (millimeters), 0.88 cm (centimeters), 0.029 ft (feet), 0.346 in (inches)
Weight : 166 g (grams), 0.37 lbs (pounds), 5.86 oz (ounces)
Volume : 104.35 cm³ (cubic centimeters), 6.34 in³ (cubic inches)
Colors : Black, White
Body materials : Plastic

SIM card

SIM card type : Micro-SIM (3FF - third form factor, since 2003, 15.00 x 12.00 x 0.76 mm)
Number of SIM cards : 2
Features : Dual SIM stand-by (Both cards are active. When one is busy, the other is not active)

Networks

GSM : GSM 850 MHz, GSM 900 MHz, GSM 1800 MHz, GSM 1900 MHz
UMTS : UMTS 850 MHz, UMTS 900 MHz, UMTS 1700/2100 MHz, UMTS 1900 MHz, UMTS 2100 MHz
LTE : LTE 700 MHz Class 17, LTE 850 MHz, LTE 1700/2100 MHz, LTE 1900 MHz, LTE 2100 MHz, LTE 2600 MHz, LTE 700 MHz (B12)

Mobile network technologies and bandwidth

Mobile network technologies : UMTS (384 kbit/s ), EDGE, GPRS, HSPA+ (HSUPA 5.76 Mbit/s , HSDPA 42 Mbit/s ), LTE Cat 4 (51.0 Mbit/s , 150.8 Mbit/s )

Operating system

Operating system (OS) : Android 5.1 Lollipop

System on Chip (SoC)

SoC : Spreadtrum SC9830A
Process technology : 28 nm (nanometers)
CPU : ARM Cortex-A53
CPU bits : 32 bit
Instruction set : ARMv7
Level 2 cache memory (L2) : 512 KB (kilobytes), 0.5 MB (megabytes)
CPU cores : 4
CPU frequency : 1000 MHz (megahertz)
GPU : ARM Mali-400 MP2
GPU cores : 1
GPU frequency : 400 MHz (megahertz)
RAM capacity : 1 GB (gigabytes)
RAM type : LPDDR3
RAM channels : Single channel

Storage

Storage : 16 GB (gigabytes)

Memory cards

Types : microSD, microSDHC, microSDXC

Display

Type/technology : IPS
Diagonal size : 5.5 in (inches), 139.7 mm (millimeters), 13.97 cm (centimeters)
Width : 3.55 in (inches), 90.05 mm (millimeters), 9 cm (centimeters)
Height : 4.2 in (inches), 106.81 mm (millimeters), 10.68 cm (centimeters)
Aspect ratio : 1.186:1
Resolution : 720 x 854 pixels
Pixel density : 203 ppi (pixels per inch), 79 ppcm (pixels per centimeter)
Color depth : 24 bit, 16777216 colors
Display area : 81.37 % (percent)
Other features : Capacitive, Multi-touch, Scratch resistant
: Tempered glass

Sensors

Sensors : Proximity, Light, Accelerometer

Rear camera

Sensor type : CMOS (complementary metal-oxide semiconductor)
Flash type : LED
Image resolution : 4128 x 3096 pixels, 12.78 MP (megapixels)
Video resolution : 1280 x 720 pixels, 0.92 MP (megapixels)
Video FPS : 30 fps (frames per second)
Features : Autofocus, Continuous shooting, Digital zoom, Digital image stabilization, Geotagging, Panorama, HDR, Touch focus, Face detection, White balance settings, ISO settings, Exposure compensation, Self-timer, Scene mode

Front camera

Image resolution : 640 x 2448 pixels, 1.57 MP (megapixels)
Video resolution : 640 x 1080 pixels, 0.69 MP (megapixels)
Video FPS : 30 fps (frames per second)

Audio

Speaker : Loudspeaker, Earpiece

Radio

Radio : Yes

Tracking/Positioning

Tracking/Positioning : GPS, A-GPS

Wi-Fi

Wi-Fi : 802.11b (IEEE 802.11b-1999), 802.11g (IEEE 802.11g-2003), 802.11n (IEEE 802.11n-2009), Wi-Fi Hotspot, Wi-Fi Direct

Bluetooth

Version : 4.0
Features : A2DP (Advanced Audio Distribution Profile)

USB

Connector type : Micro USB
Version : 2.0
Features : Charging, Mass storage

Headphone jack

Headphone jack : Yes

Connectivity

Connectivity : Computer sync, OTA sync, Tethering

Browser

Browser : HTML, HTML5, CSS 3

Audio file formats/codecs

Audio file formats/codecs : AAC (Advanced Audio Coding), AMR / AMR-NB / GSM-AMR (Adaptive Multi-Rate, .amr, .3ga), eAAC+ / aacPlus v2 / HE-AAC v2, FLAC (Free Lossless Audio Codec, .flac), MIDI, MP3 (MPEG-2 Audio Layer II, .mp3), OGG (.ogg, .ogv, .oga, .ogx, .spx, .opus), WMA (Windows Media Audio, .wma), WAV (Waveform Audio File Format, .wav, .wave)

Video file formats/codecs

Video file formats/codecs : 3GPP (3rd Generation Partnership Project, .3gp), AVI (Audio Video Interleaved, .avi), MKV (Matroska Multimedia Container, .mkv .mk3d .mka .mks), MP4 (MPEG-4 Part 14, .mp4, .m4a, .m4p, .m4b, .m4r, .m4v), WMV (Windows Media Video, .wmv), Xvid

Battery

Capacity : 2500 mAh (milliampere-hours)
Type : Li-Ion
2G talk time : 9 h (hours), 540 min (minutes), 0.4 days
2G stand-by time : 288 h (hours), 17280 min (minutes), 12 days
3G talk time : 9 h (hours), 540 min (minutes), 0.4 days
3G stand-by time : 600 h (hours), 36000 min (minutes), 25 days
Features : Removable

Specific Absorption Rate (SAR)

Head SAR (USA) : 0.35 W/kg (watts per kilogram)
Body SAR (USA) : 1.29 W/kg (watts per kilogram)