Description:<br>      S09 with PPT Intercom Version is a waterproof， dustproof， shockproof of three proofing android smartphone， If you have more than two S09， it can realize the short distance communication on intercom whenever and wherever possible. In addition S09 with PPT Intercom Version have IP68 waterproof level，with a 4.3-inch IPS screen，MTK6589 quad-core processors，1GB RAM， 4GB ROM，maximum support 32GB TF card expansion， large 2800mAh lithium ion battery， it's a good entertainment helper for you to go to the outdoor and sports， with the latest Android 4.2 OS， including Google services and Google play store，let you free download hundreds of thousands of kinds of Apps， S09 shows in the same configuration of mobile phone ultra high performance-to-price ratio， is your best choice of purchase!<br>More details:<br><br><br><br><br> This phone will only work with 2G: GSM 850\/900\/1800\/1900MHz 3G: WCDMA 850\/2100MHz(HSDPA) 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        S09            Band        2G: GSM 850\/900\/1800\/1900 MHz            3G: WCDMA 850\/2100 MHz            SIM Card        Dual SIM Card            Waterproof Level        IP68            Special Function        PTT(Push To Talk)，Intercom            Style        Bar            Color        Black;Yellow            Shell Material              Plastic                       System            OS        Android 4.2            CPU        MTK6589 Quad Core，1.3GHz            GPU        PowerVR SGX 544MP            ROM        4GB            RAM        1GB                       Screen            Display Size          4.3-inch            Type        IPS，LCD Capacitive Screen            Resolution        960*540 Pixel            Multi-Touch        Yes                       Support Format            Ringtones Type        Polyphonic\/MP3            Audio File Format        MP3\/WAV\/AMR            Video File Format        3GP\/MPEG4            Image File Format        JPEG\/BMP\/GIF\/PNG            E-book Format        TXT，PDF            FM Radio        Yes，Earphone needed            Earphone Port        3.5mm            Card Extend        Support TF card to 32GB extended                       Data Transfer &amp;amp; Connectivity            Data transfer        USB\/Bluetooth            Mobile internet        WAP\/WiFi                       General            Camera\/Picture     Resolution        Front Camera 0.3MP            Rear Camera:8.0MP With F