SHIDU Mini Voice Amplifier Portable Bluetooth Speaker with UHF Wireless Microphone Headset 10W 1800mAh PA system Supports MP3 Format Audio for Teachers, Taxi Drivers, Coaches, Training, Tour Guide music_UK_update_2021 you need to buy the

you need to buy the 4 pin connectorsHome Decoration: This 16

Round Core Wire with Nickel Plated Steel Outer wrap

Baritone and Euphonium Mouthpiece

Rechargeable lithium batteries that last 10 hours of continuous use before needing a charge

SHIDU Mini Voice Amplifier Portable Bluetooth Speaker with UHF Wireless Microphone Headset 10W 1800mAh PA system Supports MP3 Format Audio for Teachers, Taxi Drivers, Coaches, Training, Tour Guide music_UK_update_2021 you need to buy theSHIDU Mini Voice Amplifier Portable Bluetooth Speaker with UHF Wireless Microphone Headset 10W 1800mAh PA system Supports MP3 Format Audio for Teachers, Taxi Drivers, Coaches, Training, Tour Guide Easy to Use Operation is straight forward just plug in the headset and turn the speaker on. Small & Lightweight You can wear this mini voice amplifier around waist or hang it on neck with the help of a waistband. One of The Best Things It could work well for