Yamaha MG12/4 12-Input 4 Bus Mixer / Mixing Console with Power Supply | eBay
MACKIE ProFX30v3 30 Channel 4-bus Professional Effects Mixer with USB | EMI Audio
behringer - What is the difference between a 4-Bus and a 4/2 Bus mixer? What does the slash mean? - Sound Design Stack Exchange
Allen and Heath ZED-436 | 36-Channel 4-Bus Analog Mixer with USB Connection | Pro Audio LA
New Mackie 3204VLZ4 32-channel 4-Bus FX Mixer w/ USB 3204-VLZ4 + Mixer Stand - Rockville Audio
Alto Live 1604 - 16-Channel 4-Bus Mixer @ The DJ Hookup
Mackie 1642VLZ4 16-Channel Compact 4-Bus Mixer
Mackie ProFX16V3 16-Channel 4-Bus Mixer with USB - ProAudio.com
Amazon.com: Weymic Professional Mixer | 4-Channel 2-Bus Mixer/w USB Audio Interface for Recording DJ Stage Karaoke Music Application : Musical Instruments
Mackie 1642VLZ4 16-channel Compact 4-bus Mixer – Easy Music Center
Yamaha MG12XCV 12 Input, 4 Bus Stereo Mixer with Effects – Alto Music
Amazon.com: Mackie VLZ4 Series, 16-channel, 4-Bus Compact Mixer with Ultra-wide 60dB gain range and 16 Onyx Mic Preamps (1604VLZ4) : Mackie: Musical Instruments