System Sreenshot:<br><br><br><br>  <br> This phone will only work with 2G: GSM 850\/900\/1800\/1900MHz CDMA 1x 850\/900\/1800\/1900MHz 3G: WCDMA 850\/900\/1900\/2100MHz TD-SCDMA B34\/B39 CDMA2000 BC0\/BC1 4G: FDD-LTE B1\/B3\/B7 TDD-LTE B38\/B39\/B40\/B41 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.<br>                     Basic Information                              Model            Xiaomi Note (All Network Edition) 16G + 3G                    Band(Main Sim)            2G: GSM 850\/900\/1800\/1900 MHz                     CDMA 1x 850\/900\/1800\/1900 MHz                        3G: WCDMA 850\/900\/1900\/2100 MHz              TD-SCDMA B34\/B39               CDMA2000 BC0\/BC1                    4G: FDD-LTE B1\/B3\/B7              TDD-LTE B38\/B39\/B40\/B41                    Band(Vice Sim)            2G: GSM 850\/900\/1800\/1900 MHz                     Sim Slot Type            Sim 1: Micro Sim       Sim 2: Nano Sim                          Note: The SIM slots does not distinguish between main SIM card  and vice SIM card， any SIM card slot can                  choose 4G， another SIM card support 2G， not support two CDMA SIM card only one                         SIM Card            Dual SIM Card， Dual standby                    Style            Bar                    Color            White                    Shell Material                  metal， glass                    Uinque            1. Metal frame + dual curved glass design       2. All mobile phone network support       3. Built-in HiFi module (DAC + OP*4)       4. 13.0MP f\/2.0 SONY OIS camera       5. GPS+AGPS+Glonass+Beidou Navigator                                       System                    OS            MIUI6 (Base on Android 4.4 OS)                    CPU            Qualcomm snapdragon 801AC  2.5GHz Quad Core                    GPU            Adreno 330                    ROM            16GB (eMMC 5.0)                    RAM            3GB (LPDDR3)                    HiFi            DAC: ESS ES9018K2M\/SABRE9018C2M       OP: ADI ADA 4896*2 + TI OPA1612*2                                       Screen                    Display Size              5.7-Inch                    Type            IPS，LCD Capacitive Screen，                     Resolution            1920*1080 Pixel                    PPI            386                    NTSC            95%                    Multi-Touch            Yes                                       Support Format                    Ringtones Type            Polyphonic\/MP3