This phone will only work with 2G: GSM 850\/900\/1800\/1900MHz CDMA 800MHz; 3G:WCDMA 850\/900\/1900\/2100MHz TD-SCDMA 1900(F)\/2000(A)MHz; 4G: FDD-LTE 1800\/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.           Basic Information            Model        OPPO R7s            Style        Bar            Color        Gold、 Rose Gold            Network Band         2G: GSM 850\/900\/1800\/1900MHz            CDMA 800MHz;     3G: WCDMA 850\/900\/1900\/2100MHz            TD-SCDMA 1900(F)\/2000(A)MHz;      4G: FDD-LTE 1800\/2100MHz              TD-LTE 1900\/2300\/2570-2620\/2555-2655MHz            Sim Card        Dual SIM Cards (Micro、 Nano) or one Micro SIM card+ one TF Card            Shell Material        Metal+plastic                       System            OS        ColorOS 2.1、 based on Android 5.1            CPU        Qualcomm MSM8939 Octa-core 1.5GHz、 64bit            GPU        Adreno 405            ROM        32GB (available memory: 25GB)            RAM        4GB             Card Extend        Supports an external Micro SD card up to 128GB                       Screen             Display Size        5.5 Inch             Type        AMOLED、 capacitive touch screen、 2.5D、 400ppi            Resolution        1920*1080 pixels             Colors        16 million colors            Multitouch        Yes                       Support Format            Ringtones Type        Polyphonic \/ MP3            Audio format        MP3\/APE\/AMR\/WAV\/MID\/OGG\/FLGC\/WMA            Video File Format        AVI\/3GP\/MP4\/WMV\/MOV\/ASF\/FLV            Graphical Format        JPEG\/PNG\/GIF\/BMP            Earphone Port        3.5mm                       Data Transfer & Connectivity            Data transfer        USB\/Bluetooth            Mobile internet        WAP\/WiFi                       General            Camera\/Picture     Resolution       Dual Cameras:    Front camera 8-megapixel、 ƒ\/2.4    Back camera 13-megapixel with auto focus and Dual LED Flash    Support 720P\/1080P video recording            Language        Chinese、 English            Message        SMS\/MMS            Input        Handwrite\/Keypad            GPS        Built in GPS 、 support A-GPS            WIFI        802.11 a\/b\/g\/n\/ac、 2.4G\/5G            Bluetooth        BT4.0                       Sensor            Distance sensor        Support            Light Sensor        Support            Electronic Compass        Support            G-senso