This phone will only work with 2G:GSM 850\/900\/1800\/1900MHz 3G: WCDMA 850\/2100MHz 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. Hummer H5 MTK6572 1.3GHz IP68 Waterproof Shockproof Dustproof Cellphone has 4.0 inch 480 x 800 pixels capacitive touch screen which is made of Corning III Gorilla glass. It's a good choice for Outdoor Sports Amateur. It is bulit in Dual Cameras:front camera 2.0MP, back camera 5.0MP, up to 2560×1920 pixels resolution with flashlight. Supports Dual SIM card Dual Standby and multi-language. Basic Information Model Hummer H5 Band GSM 850\/900\/1800\/1900MHz 3G: WCDMA 850\/2100MHz Sim Card Dual SIM Card Dual Standby Service Provide Unlocked Style Bar Color Orange\/Green\/Yellow\/Black Shell Material Plastic System OS Android 4.2.2 CPU MTK6572 1.3Ghz Cortex A7 ROM 4GB RAM 512MB Screen Display Size 4.0 Inch Type TFT, Capacitive touch screen Resolution 480 x 800 pixels Screen Color 16000K Colors 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\/GIF E-book Format TXT\/CHM\/DOC\/HTML FM Radio Yes,earphone needed Earphone Port 3.5mm Card Extend Support TF card up to 32GB extended Data Transfer & Connectivity Data transfer USB\/Bluetooth Mobile internet WAP\/WIFI General Camera\/Picture Resolution Dual Cameras, front camera 2.0MP, back camera 5.0MP, up to 2560×1920 pixels resolution Language English, Russian, Arabic, Thai, Bahasa Indonesia, Bahasa Melayu, Deutsch, Espanol, French, Italiano, Portugues, Turkish, Vietnamese, Chinese Phonebook 500 Message SMS\/MMS Input Handwrite\/Keypad TV No WIFI Yes, 802.11 b\/g\/n Bluetooth Bluetooth 2.0 GPS Yes,built in,also support A-GPS Gravity Sensor Yes