... Class-teaching, Tour-guiding, Micro-meeting, etc. High quality portable speaker with fm radio Description:1.Mainly for Market- ... Tour-guiding, Micro-meeting, etc. MIC / MEAGEPHONE /MUSIC speaker 3 in one . 2.Time/ calendar/ Alarm /Multi- ... for MP3/MP4/PC, etc7.Build-in high rechargeable lithium battery.standby time 30 hours.8 ... /Ctn:30pcs/ctn More photo: High quality portable speaker with fm radio