Mp4 player portable mp3 player series cowon iaudio internal memory 32 gb audio functions voice recording audio recording audio formats mp3 wav ogg wma flac ape output mw 2 x 30 mw video formats avi wmv asf picture format jpeg display size 2 inch display diagonal 508 cm display resolution 320 x 240 pixels display type lcd display properties touchscreen colour display battery life audio 29 h battery life video 7 h recharge time 1 5 h