This phone will only work with 2G: GSM 900\/1800MHzIt'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. This XP3300 mobile phone has a 5000mAh Battery, This phone is not only a mobile phone but also a big capacity protable mobile charger,long standby time and talk time.This phone supports dual sim cards, dual standby, Bluetooth,FM,and torch. The mobile charger function enable you charging your phone or the other devices more convenient when you have outdoor activities or business trip. It's a good choice for your outdoor with this dust proof, shock proof, outdoor phone! Basic Information Model XP3300 Color Black,Green,Orange SIM Card Configuration Dual sim cards, dual standby Phone Standard GSM Network Support GSM 900\/1800MHz Messaging SMS, MMS and group messages Language English, Vietnamese, Thai, Russian Screen Size of Display 1.77" Type of Display 128*160 Memory RAM 32MB ROM 32MB Card Slot External T-flash card up to 8GB extended Card Included N\/A Additional Features Bluetooth Yes Supported Audio Formats MP3, MIDI, AMR, AAC, WAV Supported Video Formats MP4, 3GP, WMV Operating System NO CPU Spreadtrum 6531 Single speaker \uffe020 loudspeaker Camera 0.08mega pixels Flash Lamp No Torch Super torch (10M) Keyboard type Common buttons FM Radio Supported Yes Wi-Fi NO GPS Supported NO Data Interface micro 5pin Earphone Interface 3.5 mm Tools Calculator, Email, schedule, memo Battery & Power Battery 5000 mAh battery Charger 100-240V Product Details (without package and accessories) Size 120.5 x 55.2 x23.2mm Weight 70 g Package Includes 1 x XP3300 Mobile phone 1 x 5000mAh battery 1 x Adapter 1 x