* Wide Application:        Portable voice amplifier for teachers usage in classrooms;        Ultra light personal megaphone for tourist guide usage;Mini sound amplifier for leaders usage in meeting;                            Portable waistband amplification devices for outdoor activities usage;       Personal voice amplifier for promotional specialist;                            Loudspeakers for coaches.    * Recording Amplifier:  Recording any imporotant things at class or meeting     * Mulitpurpose Amplifier : Play music from TF card or USB flash drive or PC through AUX line-in     * FM Amplifier : Equipped with high sensitivity radio antenna,one key scan and memory channels    * Available for Wired headset microphone, FM or UHF or 2.4G Wireless Microphone for your choice.    * Product Size:  L87.5*W40*H129mm      * Weight: 220g