... ,SSAplaybackHD PLAYERAdditional functiontext readingsupoort change font,font color,background color,bookmark function,Look at the pictures,E- ... support firmware upgrade; video play, can free change the background of subject,Customize desktop, change the font’s color ... charger socket, DC9V inputearphone/video3.5mm earphone+Composite video out portotherssize/weight192 x128 x 12.8mm/440gbattery3500Mah / 7 ...