... ,down,left,right,sleep,esc,enter,meau)SpeakerHigh Definition Audio Built-in stereo speakersHeadset Interface3.5MM standard headphone jack ... (can be audio input)SD card interfaceSD / MMC Card slot, support 2GB maximumVideo input interfaceCVBS video inputHard-switching power ... Excel,Word,pdf,PowerPoint,Instant messaging softwareMSN,skypeTCPMP media player softwareAVI(XVID,H.263,DIVX),WMV,ASF,MP43gp, ...