LS9 Lightweight, compact, all-in-one digital mixers with advanced features and outstanding sound quality. • 32 or 16 mono mic/line input channels plus 4 stereo input channels, expandable up to 64 or 32 channels in two layers. • 16 mix buses, 8 matrix buses, plus stereo and mono buses with LCR mode. • Top-performance analog mic/line preamplifiers. • Compact and light enough for one person to move and set up easily.