This phone will only work with 2G: GSM 850\/900\/1800\/1900MHz 3G: WCDMA 900\/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                 Model          vkworld T3                Band          2G GSM 850\/900\/1800\/1900MHz                3G WCDMA 850\/900\/2100MHZ                4G FDD-LTE B1\/B3\/B7\/B20(2100\/1800\/2600\/800MHz)                Sim Card          Dual SIM Card、 Dual Standby                Sim Slot Type          Standard Sim card + Micro Sim card                Style          Bar                Color          Gray、 White、 Gold                Shell Material          Plastic                                 System                OS          Android 5.1                CPU          MTK6735 1.0GHz Quad-Core 64bit                GPU          Mali-T720                ROM          16GB                RAM          2GB                Card Extend          Support TF card up to 64GB extended                                Screen                 Display Size          5.0-Inch                Type          IPS OGS 2.5D Capacitive Touch Screen                Resolution          HD、1280x 720 pixels                Multi-touch          Yes                                 Support Format                Ringtones Type          Polyphonic\/MP3                Audio File Format          MP3\/WAV\/AMR\/AWB                Video File Format          3GP\/MPEG4                Image File Format          JPEG\/BMP\/GIF\/PNG                 E-book Format          TXT\/CHM\/DOC\/HTML                FM Radio          Yes、 earphone needed                Earphone Port          3.5mm                                Data Transfer & Connectivity                 Data transfer          USB\/Bluetooth                Mobile internet          WAP\/WIFI                                General                  Camera\/Picture  Resolution          Front Camera: 2.0MP (Interpolation to 5.0MP) with flashlight                Rear Camera:  8.0MP (Interpolation to 13.0MP) with flashlight and auto focus                Language          Multi-language(Please refer to the screenshots)                Phonebook          1000                Message          SMS\/MMS                Input          Handwrite\/Keypad                Notification light          Yes                GPS          Yes、 GPS+AGPS Navigator                WIFI          Yes、 802.1.1 b\/g\/n                Bluet