Amazon.com: Nevlers Gold Bluetooth Karaoke Microphone for Kids w/Built in Bluetooth Speaker| Wireless Microphone Karaoke Compatible with iPhone & Android| Bluetooth Microphone Wireless | All-in-One Karaoke Mic : Musical Instruments
Cost effective UHF Handheld Wireless Microphone System Vocal Mic IR Sync function for Singing Live Show 100 Channels Selectable|wireless n network card|wireless dropswireless - AliExpress