BlueFire
BlueFire Wireless 4 in 1 Bluetooth Karaoke Microphone with LED Lights, Portable Microphone for Kids, Best Gifts Toys for Kids, Girls, Boys and Adults (Pink)
WinBridge
WinBridge Bluetooth Voice Amplifier for Teachers, Wireless Voice Amplifier with Bluetooth Headset Microphone, Portable Megaphone Speaker Headset System Teacher Microphone 15W/1500mAh WB002
Dpofirs
Wireless Lavalier Microphone, Professional 360 Pickup Bluetooth Lavalier Lapel Microphone with LED Display, 2 Way Monitoring Clip Mic for Interview (1 for 2)
FerBuee
Wireless Microphone FerBuee Dual Professional Cordless Dynamic Mic Handheld Microphone System for Amplifier, PA System, Karaoke, Meeting, Party, Church, DJ, Wedding, 100ft