ART PROMIX 3-Channel XLR Microphone Mono Mixer - Sound Productions
Amazon.com: Bomaite BO4-M Portable Karaoke Microphone Mixer System Set, 4 Channel Mixer With Dual Wireless Mic, MP3 Bluetooth USB Interface in singing for Smart TV, PC, KTV, Home Theater, Amplifier, Speaker :
Realistic Mini Transistorized 4 Channel 1/4” Mic Mixer Made in Japan | eBay