Ebook with 5-7 inch screen and HD mp4 function (2G

Mode: 500EHD/430EHDEbook Chip SolutionRK2728DISPLAYDISPLAY TYPETFTRESOLUTION800*480SIZE5.0 inchSize(HeightXWidthXThickness mm)151.8 mm(L) × 101mm(W)×11 mm(H)Battey typeBuilt in Li Polymer( 1800mAH)play timeaudio(shut off screen and with earphone)about 30hrs video about 5hrs E-book about 7hrsMode of Operationmechanical keyE-BOOKPDF,FB2,EPUB,PDB,MOBI,HTML,XML,TXT,LCRTTS (Text to Speech) (4.3inch type Optional)Skip readSave Bookmark ,Distill Bookmark,Del BookmarkDigial Files SupportFile typeMusic MP3,WMA,FLAC,AAC,WAV,OGG,APE Image JPEG,BMP,GIF Video WMV,RM,AVI,RMVB,3GP,FLV,MP4,DAT,VOB,MPG,MPEG,MKV(720p),MOVBit RateMusic MP3 8Kbps 320 Kbps, WMA 5Kbps 320 KbpsID 3TagID3 V1 Tag, ID3 V2 2.0, ID3 V2 3.0, ID3 V2 4.0MusicEffectEQ select nor, MS PlayFX, rock, classic, POP, Bass ,Jazz,USER EQMS PlayFX 3D,Bass,volume equilibriaRepeat modeOnce, repeat one,all once, All Repeat,IntroPlay modeOrder,ShuffleScreen show infoSupport ID3 show,lyricFM Radio (Optional)Frequency rangeChina 87 108 MHz (50 Step) World 76 108 MHz ( 50 Step)ChannelPreset 30 channlesReceptionHead Phone / Earphone Cord AntennaFM regionChina ,Europe ,Japan ,U.S.A,Campus RadioFMFM Transmit (Optional)File browse modeLISTSupport music and photo browse in-phasePower off timePower off time OFF,3M,5M,10M, 15M,20MotherCalendarSupportG-SENSORSupportUSB2.0 high speed Ebook Screen contrast: Characteristic\ screen type C-PAPER TFT screen E-INK screen Screen color 26/1600 mega colors 16 levels of gray color Power consumption about twice as much as E-INK, can flip 3000-3500 pages Power-save, can flip 5000-7000 pages Visual effects protection for eye protection for eye Long time reading suitable suitable Screen flash time/delay Nanosecond /can be ignored 800-1000 millisecond black screen flicker appear Under strong light reading poorly good General light reading good good reading in dark place good Not available Screen cost low high Photo browse Perfectly adaptive for full format. No appreciation value, only shows black and white color Video playback support Not support Thickness thin Very thin Ebook from AIZU: conclusion is that C-paper type Ebook ismore cost-effective than E-ink Ebook. Ebook pictures display: