Features .Ultra Slim Voice Recorder With real ball point pen .High clear Recording Quality .Stand by Curent : 0 uA .ALC Function(Automatic Recording Level Control) .Battery Life Time:REC=8Hr/Play=7Hr .Recording Time : 7hrs at HQ mode/128MB .Intro Scan,Skip,Search(?20sec,?10mins Select) .Auto Scan .First, Last File Search .Auto Power Off Mode .Key Function -Recorder:Rec. & Play -Wired R/C:Play/Play Pause/Stop/FF/REW/Mode/Hold/Volume .Output : Earphone .Battery : Button cell 1.5V( LR48,393A,LR754,AG5)?3EA .Dimension : ?11.4?139.5mm, 21.5g