SHIDU Portable Rechargeable Voice Amplifier with Wired Neckband Microphone, Supports AUX, USB & Micro-SD Card Input for Teachers, Tour Guides, Coaches, Classroom, Singing, Yoga, Fitness Instructors

SHIDU Mini Voice Amplifier Portable Rechargeable Loudspeaker with LED Display, Wired Microphone Headset and Waistband, Multi-functional for teachers, instructors, tour guides

SHIDU Portable Voice Personal Microphone Headset Rechargeable Mini Pa System Amplifier/Speaker for Teachers Tour Guides Coaches Classroom Singing Yoga Fitness Instructors (Gold), (Model: S258)

SHIDU M100 Mini Voice Amplifier Portable Rechargeable Bluetooth Speaker with Wired Microphone Headset 10W 1800mAh PA system Supports MP3 Format Audio for Teacher, Taxi Driver, Coaches, Training, Tour Guide

SH1DU SHIDU Bluetooth Voice Amplifier, Personal Voice Amplifier 18W with Wired Microphone Headset Portable Waterproof Bluetooth Speaker Rechargeable PA System Power Bank for Outdoors,Teachers,Shower,B

SHIDU M808-GR Voice Amplifier for Teachers and Coaches18W Portable PA System Wired Mic Headset 4400mAh Rechargeable Battery (Working time:12h) Bluetooth 5.0 & Waterproof Ipx5 for Teaching, Meeting,Speech

SHIDU S611 UHF Wireless Voice Amplifier Portable Rechargeable Multifunctional with LED Display Amplify Time 15 Hours

SHIDU Portable Voice Amplifier with Microphone Wireless Headset 10W Rechargeable Battery Voice Amplifier Sound System pa Voice Speaker for Teachers, Guides, Coaches, Presenters

SHIDU H8 Rechargeable portable karaoke speaker

SHIDU Portable PA Speaker with Wireless Headset Microphone,25W Portable Voice Amplifier 2000mAh Rechargeable Bluetooth Loudspeaker with Remote Multifunction for Classroom Teachers