This phone will only work with 2G: GSM 850\/900\/1800\/1900MHz 3G:WCDMA 900\/2100MHz 4G:FDD-LTE B1\/B3\/B7\/B20\/B8 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. Description: iNEW U3 is a 1GB RAM and 8GB ROM Quad-core smartphone. It powered by a 4.5-inch 720P HD screen, using full fit GFF technology. Built in quad-core processor it has a blazing MTK6735 1.0GHz processing platform to make your operation more conveniently. Its 4.5 HD screen also will bring you super experience when watching the video. It is built in 5.0MP rear camera with auto Focus and 2.0MP front-facing camera. It is fully compatible with 3G WCDMA and 4G FDD-LTE networks for making phone calls. Basic Information Model iNEW U3 Band 2G: GSM 850\/900\/1800\/1900MHz 3G: WCDMA 900\/2100MHz 4G: FDD-LTE B1\/B3\/B7\/B20\/B8 SIM Card Dual SIM cards, dual standby (Two Micro SIM card slots) Style Bar Color White, Black Shell Material Plastic System OS Android 5.1 CPU MTK6735 1.0GHz, Quad-core GPU ARM Mali-T720 ROM 1GB RAM 8GB Screen Display Size 4.5 inch Type FWVGA HD Touch Screen Resolution 854 x 480 pixels Support Format Ringtones Type Polyphonic\/MP3 Audio File Format WMA\/MP3\/AAC\/ARM Video File Format MP4\/WMV\/3GP Image File Format JPEG\/BMP\/GIF\/PNG E-book Format TXT\/CHM\/DOC\/HTML FM Radio Support Earphone Port 3.5mm Card Extend Support TF Card extended up to 32GB Data Transfer & Connectivity Data transfer USB\/Bluetooth Mobile internet WAP\/Wifi USB 5 Pin General Camera\/Picture Resolution 5.0MP rear camera with auto focus + 2.0MP front-facing camera Language Português, Romana, Slovencina, Suomi, Svenska, Tieng Viet, Turkish, Ελληνικ\u03ac, \ud55c\uad6d\uc5b4, Japanese, \u0e44\u0e17\u0e22, Phonebook 1000 Group Message SMS\/MMS Input