This phone will only work with 2G: GSM 850\/900\/1800\/1900MHz  3G: WCDMA 850\/900\/1900\/2100MHz 4G: FDD-LTE 800\/1800\/2100\/2600MHz It's unlocked for worldwide use, customers please take a check to see if your local area network or the communication operator you are using is compatible with this phone before purchase. You can also go to this topic [===Official Help Center=== How To Check If This Phone Can Be Used In Your Country] to find how to confirm this.

 
  
   
    Basic Information  
  
  
   
     Brand
   
     VKWORLD
  
  
   
     Model
   
     Discovery S1
  
  
   
     Band
   
     2G: GSM 850\/900\/1800\/1900MHz 
  
  
   
     3G: WCDMA 850\/900\/1900\/2100MHz 
  
  
   
     4G: FDD-LTE 800\/1800\/2100\/2600MHz
  
  
   
     SIM Card
   
     Dual Micro SIM Card Dual Standby
  
  
   
     Style
   
     Bar
  
  
   
     Color
   
     Black,White,Grey,Gold,Pink
  
  
   
     Shell Material      
   
     Plastic 
  
  
   
     
  
  
   
    System
  
  
   
     OS
   
     Android 5.1 
  
  
   
     CPU
   
     MTK6735 Quad Core, 1.5GHz
  
  
   
     GPU
   
     Mali-T720
  
  
   
     ROM
   
     16GB
  
  
   
     RAM
   
     2GB 
  
  
   
    Screen
  
  
   
     Display Size  
   
     5.5 Inch
  
  
   
     Type
   
     IPS,OGS,Capacitive 
  
  
   
     Resolution
   
     1920 x 1080 (FHD) 3.0D Corning
  
  
   
     Multi-Touch
   
     Yes,5-points Multi-touch
  
  
   
     
  
  
   
    Support Format
  
  
   
     Audio File Format
   
     MP3, OGG, WAV, AAC, MP2 
  
  
   
     Video File Format
   
     3GP, H.263, H.264, AVI
  
  
   
     Image File Format
   
     GIF, BMP, PNG, JPEG
  
  
   
     E-book Format
   
     PDF, TXT
  
  
   
     FM Radio
   
     Yes, earphone needed
  
  
   
     Earphone Port
   
     3.5mm
  
  
   
     Card Extend
   
     TF card up to 32GB (not included)
  
  
   
     
  
  
   
    Data Transfer & Connectivity
  
  
   
     Data transfer
   
     USB\/Bluetooth
  
  
   
     Mobile internet
   
     WAP\/WiFi
  
  
   
     
  
  
   
    General
  
  
   
     Camera\/Picture Resolution
   
     8.0 front camera,13.0MP back camera,supports flashlight,auto focus
  
  
   
     Language
   
     Multi-language (More details please refer to the screenshots.)     
  
  
   
     Phonebook
   
     500
  
  
   
     Message
   
     SMS, MMS
  
  
   
     Input
   
     Handwrite\/Keypad
  
  
   
     GPS
   
     Yes,Built in
  
  
   
     WIFI
   
     802.11 b\/g\/n
  
  
   
     Bluetooth
   
     Bluetooth 4.0
  
  
   
     Sensor
   
     Gravity Sensor,Light Sensor,Proximity Sensor
  
  
   
     
  
  
   
     Other Features
   
     Wi-Fi, Calculator, MP3, FM, MP4, Bluetooth, Alarm,
    GPS, Calendar, Browser, 3G, People, E-book
  
  
   
     Dimensions
   
     15.3 x 7.6 x 0.76 cm \/ 6.01 x 2.99 x 0.30 inches 
  
  
   
     Weight
   
     170g
  
  
   
     Battery
   
     3050mAh
  
  
   
     
  
  
   
    Pac