... speaker 1. Music:WMA,WAV,MP3,etc 2. Vedio:AMV,AVI 3.large display 1.77inch Radio,MP3 ... ,TF card,USB host portable megaphone speaker with vedio Specifications Item NoPJ-301Size16*9*6.5CMMaterialABSPowerrechargeable Li ... mold, Memory play auto memory the last power off Frequency Response, 100Hz- 16kHz Maximum output power, 20W*1( ... Radio,MP3,TF card portable megaphone speaker with vedio