MEGAPHONE CM006  WITH MP3 PLAYER, USB SLOTS, 45W/50W MAX , FUNCTION TALK, SIREN,CAN PLAY USB DISC, TF DISC, MP3 FILE ON MP3,MP4 AND MP5, WITH SXTRA MICROSPHONE AND USB/SD/MMC PLUG, ABS HOUSING , SOUND COVER APROXIMATLY 600 METER