Yezz Billy 4
Device specification profile

Yezz Billy 4

Complete hardware specifications, launch details and a structured technical breakdown from the TechMyte device database.

Released 2014, October
109g, 9.9mm thickness
Microsoft Windows Phone 8.1
4GB 512MB RAM storage, microSDXC slot
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Sources and limitations

Specification source: GSMArena device record.

Listed specifications are reference information, not results of TechMyte testing. Rumored details may change, and hardware or supported features can differ by region. Confirm the exact model with its manufacturer before buying.

Battery capacity does not establish tested endurance; megapixel count does not establish camera quality. Use the comparison tool to identify differences, then check the features that matter to your use.

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Technical data sheet

Full Specifications

Network

TechnologyGSM / HSPA
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bandsHSDPA 850 / 1900 - SIM 1 & SIM 2 - BM4MI043
SpeedHSPA 42.2/5.76 Mbps

Launch

Announced2014, June. Released 2014, October
StatusDiscontinued

Body

Dimensions122.5 x 64.4 x 9.9 mm (4.82 x 2.54 x 0.39 in)
Weight109 g (3.84 oz)
SIMDual SIM (Micro-SIM)

Battery

TypeTFT
Talk timeUp to 7 h (2G) / Up to 4 h 30 min (3G)
Stand-byUp to 350 h (2G) / Up to 300 h (3G)

Display

Size4.0 inches, 45.5 cm2 (~57.7% screen-to-body ratio)
Resolution480 x 800 pixels, 5:3 ratio (~233 ppi density)

Platform

OSMicrosoft Windows Phone 8.1
ChipsetQualcomm MSM8212 Snapdragon 200 (28 nm)
CPUQuad-core 1.2 GHz Cortex-A7
GPUAdreno 302

Memory

Card slotmicroSDXC (dedicated slot)
Internal4GB 512MB RAM

Selfie camera

Single8 MP, AF
Video720p@30fps

Sound

Loudspeaker Yes
3.5mm jack Yes

Comms

WLANWi-Fi 802.11 a/b/g/n, dual-band, hotspot
Bluetooth4.0, A2DP
PositioningGPS, GLONASS
NFCNo
RadioStereo FM radio
USBmicroUSB 2.0

Features

SensorsAccelerometer, proximity

Misc

ColorsWhite, Black, Red, Gun Metal, Blue, Yellow, Champing Gold

Main Camera

FeaturesLED flash