Check the listing for details. PreSonus StudioLive Series III SE 16R 16-Channel Digital Rack Mixer. Condition: New. Listed at 999.99 USD. High-channel-count mixing, multitrack recording and networked audio now fit into a single rack space. The PreSonus StudioLive Series III SE 16R is a 16-channel digital rack mixer built around 16 fully recallable XMAX-R mic preamps, FLEX DSP Fat Channel processing on every input and bus, six configurable FlexMixes, integrated 18x18 USB recording, onboard SD capture and Milan-certified AVB networking. Designed for front-of-house control, in-ear monitor systems, installed rigs and studio recording workflows, it delivers studio-grade processing with total system latency as low as 1.9 ms. Whether deployed standalone, used as a stagebox or integrated into a StudioLive ecosystem, the SE 16R brings precision and recallable control to professional environments.