Mobile mixers (battery powered, passive) - Equipment - lines
Roland Go:Mixer Pro-X Audio Mixer for Smartphones STUDIO KIT – Kraft Music
8 Channel Portable Mini Digital Mixing Console Mixer Audio system for microphone, party,band,company, stage, home, KTV rooms, etc.(Can use Battery power supply) | Wish
TX–6 is a portable mixer and multi-channel audio interface - DesignWanted : DesignWanted
AMERICAN RECORDER 4 Channel, Battery Powered Mini Mixer — AMERICAN RECORDER TECHNOLOGIES, INC.
Naierhg MIX-428 Mini Mixer Powerful 60Hz Audio Cutting 8 Channels Power Adapter/Battery Dual Use Audio Mixer for Live Streaming - Walmart.com
Amazon.com: Maker hart JUST Mixer S Portable 3 Channels Stereo IN Mini Audio Mixer/2 Stereo Output/Battery/USB Power/3C Device : Musical Instruments
Amazon.com: Nady MM-242 4 Stereo / 8 Mono Channel Mini Mixer with mono/ stereo mode, ¼” Inputs and outputs – battery powered, or use optional AC adapter : Musical Instruments
Professional 10 Power 2 Channel Module Battery Powered Audio Mixer For Dj - AliExpress