This is a Dual-Core model for Rikomagic TV box. It adopts Android 4.1 as OS and DDR 1GB ROM and 8GB ROM. With quad-core Mali400 GPU, it can supports 1080P video (1920*1080). For 3D games playing, it"s also a good choice. Specification: Youtube / Flash: Support Adobe Flash 11.3 Android Market: YES Video: Support AVI, RMVB, MKV& FLV Video Format, Support 1080P HD Playback Music: MP3/WMA/WAV/APE/AAC/FLAC/OGG Ebook: TXT, PDF, HTML, RTF, FB2... Skype: Yes, but this device does not built-in microphone / camera. HDMI Interface: Yes, it can support following HDMI output mode: 480I / 480P; 580I / 580P; 720P (50Hz / 60Hz); 1080i (50Hz / 60Hz); 1080P (24Hz / 50Hz / 60Hz) WIFI: Built-in 802.11 b/g/n Power: powered via USB cable / Power charger (5V 2A) Language: Dutch, Indonesian, Catalan, Czech, Danish, German, English, Spanish, French, Croatian, Italian, Latvian, Lithuanian, Hungarian, Malay, Norwegian, Polish, Portuguese, Roman, Slovenian, Finnish, Swedish, Swahili, Vietnamese, Turkish, Zulu, Greek, Ukrainian, Russian, Serbian, Bulgarian, Hebrew, Arabic, Persian, Thai, Bengali, Korean, Japanese, Simplified Chinese, Traditional Chinese Other Applications: Office, Browser, Gallery, Clock, Calculator, Calendar, Taskiller, Gmail... Extend Port: 1 x HDMI port 1 x MicroSD (TF) Card Slot 1 x USB Power port 1 x USB 2.0 Host port