This phone will only work with 2G: GSM 850\/900\/1800\/1900MHz 3G: WCDMA: 900\/2100MHz 4G: FDD-LTE BAND1\/3\/7\/20 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 KINGZONE K2 Band 2G: GSM: 850\/900\/1800\/2100MHz 3G: WCDMA: 900\/2100MHz 4G: FDD-LTE BAND1\/3\/7\/20 SIM Card Dual SIM card Dual standby.dual Micro SIM cards Speed Downlink 150 Mbps, Uplink 40Mbps Style Bar Color Black,White Material Metal+plastic System OS Android 5.1 Lollipop OS CPU MT6753 1.3GHz 64Bit Octa-core GPU MALi-T720 ROM 16GB RAM 3GB Screen Display Size 5 Inch Type LTPS capacitive touchscreen, 16M colors Resolution 1920 x 1080 pixels(FHD) Multi-Touch Yes ,5 points Protection Corning Gorilla Glass 3, Touch screen waterproof Audio And Video System Audio decoder YAMAHA HIFI YDA165 Sound System AAC BOX Sound Effect DTS Dolby Microphone Patch type double silicon microphone Video shoot RMVB,3GP,MPEG-4,AVI Video playback 1080P Audio Codec AAC\/AAC+\/AMR\/AWB\/MP3\/VORBIS\/FLAC\/APE\/MIDI\/IMELODY\/WAV Audio and video Format mp3,mp4,3gp,ogg,amr,aac,flac,wav,midi FM Radio Yes,earphone needed Ring Type MIDI,MP3,AMR-NB,WAV,OGG,AAC Earphone Port 3.5mm Flash Player Support Card Extend Micro SD Card,up to 64GB Camera\/Picture Resolution Primary 13.0 MP, phase detection autofocus, LED flash, check quality Features Stack Multilayer CMOS(SONY Exmor RS IMX214),Simultaneous HD video and image recording, geo-tagging, touch focus, face and smile detection, image stabilization, HDR Aperture F\/2.0 Video Yes, HDR, video stabilization, dual-video rec, check quality Secondary 8.0MP, dual video call Features Windows function Ye