Portable Voice Amplifier, Towevine Rechargeable Microphone for Teachers, Speaker with Headset and Waistband for Classroom, Singing, Coach, Training, Presentation, Tour Guide
Towevine
SHIDU Voice Amplifier Teachers,Megaphone Speaker Portable PA System with Microphone Headset(Work of 12hours) Supports MP3 Format Audio for Tour Guides Coaches Yoga Fitness Instructors
SHIDU
Portable Voice Amplifier for Teachers, 2200mAh Rechargeable Personal Amplifier Mic PA System Headset Microphone with Speaker for Teachers, Training, Meeting, Tour Guide, Yoga, Classroom (Rose)
VOVIGGOL
NORWII S358 Portable 4000mAH Rechargeable Voice Amplifier with Wired Microphone Headset & Waistband, Personal Microphone and Speaker for Teachers Tour Guides ect
Norwii