Function characteristics: 1.Support WMA/WAV/ADPCM audio frequency forms Standard USB connection,built-in SD card slot. Support 1GB SD card,512MB memory. 2.Support the MP4 of ASF form. ADPCM stereo sound. 3.The video frequency records of MPGE-4 form ADPCM stereo sound. 4.The function of photograph browsing(JPEG form) Support EXIF2.1 5.Video frequency output. support to broadcast approaches the VCD picture archery target movie 6.Automatically close and the time establishment 7.The function of game,calenda and inspection memory. 8.HOLD key and the function of screen protection 9.2.5inch real color TFT screen. 10.Digital camera and pickup camera 11.Digital vidicon. Technical parameter: Memory capacity: Supports 512MB to dodge most greatly saves / outside 1GB to set at the SD card Power source:Built-in 1700mAh lithium battery Recording sound source: MIC NE-IN Video frequency form:asf Video and music broadcast:7 hours Picture browse:Support EXIF2.1 Photographs elements:1,300,000 Camera focal distance: 4.3MM