Enter the era of live mixing and recording where everyone is the master of their mix with Zoom's LiveTrak™ L-20R rack-mountable digital mixer. This portable mixer allows musicians to do it all - control their live mix right from the stage. With wireless control, 20 discrete channels, 22 tracks of recording and six custom monitor mixes, the L-20R offers a complete solution for any venue. Mix remotely, record directly.The LiveTrak L-20R is a robust 22-in/4-out USB audio interface that routes inputs to any DAW, streaming software, or iOS device*—even while recording to an SD card. Featuring 16 mono mic/line inputs and two stereo inputs, the L-20R can handle the most demanding stages. The L20R offers two EFX busses and each channel includes a 3-band EQ, pan controls and compressor. During your live performance, record 20 channels plus a stereo mix directly to an SD card, then transfer your tracks to your DAW for your final edit.With six independent monitor outputs, the LiveTrak L-20R enables musicians to wirelessly create their own custom mix. A dedicated output enables the FOH engineer to easily switch between monitoring the main and sub mixes. With iPads, the FOH engineer and 6 musicians can control their own mix, including fader levels, EQ settings, channel effects, and more from anywhere in the venue.NOTE:*Apple Lightning to USB Camera Adapter required.IncludesLiveTrak L-20RAD-19 AC AdapterBTA-1 Bluetooth AdapterRack EarsQuick GuideFeatures20 discrete channels (16 mono plus 2 stereo) with XLR or ¼-inch connectivity22-track simultaneous recording, 20-track playback22-in/4-out USB audio interface connectivityRecords up to 24bit/96kHz audio to SD cardBuilt-in compression control (Channels 1-16)Main outputs plus 6 customizable monitor outputsDedicated headphone output for sound engineerSpecificationsSKU: ZL20RInputs:Mono (MIC/LINE): 16Stereo (LINE): 2Output:MASTER OUT: 1MONITOR OUT: 6PHONES: 1INPUTS 1-16Mono (MIC/LINE):Type: XLR/TRS combo jacks (XLR: 2 HOT, TRS: TIP HOT)Input gain:PAD OFF: +16 – +60dBPAD ON: - 10 – +34 dBHi-Z ON: +6 – +50 dBInput impedance:XLR: 3 k ΩTRS: 10 k Ω /1 M Ω (when Hi-Z ON)Maximum input level:PAD OFF: 0 dBu (at 0 dBFS)PAD ON: +26 dBu (at 0 dBFS)Phantom power: +48 VStereo (LINE):Type: TS phone/RCA pin (unbalanced) jacksMaximum input level: +10 dBuOutputs:MASTER OUT:Type: XLR jacks (balanced)Maximum output level :+14.5 dBuOutput impedance: 100 ΩMONITOR OUT A–F (with balanced output) connected to monitor speakers:Type: TRS phone jacks (balanced)Maximum output level: +14.5 dBuOutput impedance: 100 ΩMONITOR OUT A– F (with unbalanced output) connected to headphones:Type: Standard stereo phone jacksMaximum output level: 42 mW + 42 mW at 60 ΩOutput impedance: 100 ΩPHONES:Type: Standard stereo phone jacksMaximum output level: 42 mW + 42 mW at 60 ΩOutput impedance: 100 ΩBuses:MASTER: 1MONITOR: 6SEND EFX: 2Channel Strip:LOW CUT: 40–600 Hz, 12dB/OCTEQ:HIGH: 10 kHz, ± 15 dB, shelvingMID: 100 Hz – 8 kHz, ± 15 dB, peakingLOW: 100 Hz, ± 15 dB, shelvingLevel Meters:Level segments: 12Send Effects (20 types):EFX 1:Hall 1 (Reverb)Hall 2 (Reverb)Room 1 (Reverb)Plate (Reverb)Church (Reverb)DrumAmb (Reverb)GateRev (Reverb)Vocal 1 (Delay + Hall Reverb)Vocal 2 (Delay + Mono Reverb)Vocal 3 (Delay + Plate Reverb)EFX 2:Hall 3 (Reverb)Room 2 (Reverb)Spring (Reverb)Delay (Delay)Analog (Delay)P-P Dly (Delay)Vocal 4 (Delay + Room Reverb)Chorus 1 (Stereo Chorus)Chorus 2 (Mono Chorus)Cho+Dly (Chorus + Delay)Recorder:Maximum simultaneous recording tracks: 22 at 44.1/48/96 kHzMaximum simultaneous playback tracks: 20Recording format: WAV 44.1/48/96 kHz, 16/24-bit, mono/stereoRecording media:4 GB – 32 GB SDHC cards (Class 10 or higher)64 GB – 512 GB SDXC cards (Class 10 or higher)Audio Interface:44.1/48 kHz:Recording: 22 channelsPlayback: 4 channelsBit depth: 24-bitInterface: USB 2.0System Requirements for Audio Interface Mode:Windows:OS: Windows® 7 SP1 or later / 8.1 / 10 (32bit/64bit)CPU: Intel® Core i3 or faster*USB: USB 3.0/USB 2.0**NOTES:* Operation is not guaranteed with CPUs from Atom, Celeron or Pentium series or CPUs made by AMD.** Only USB host controllers with Intel Chipsets are supported. Operation is not guaranteed when used with USB hubs or expansion cards.Mac:OS: Mac® OS X 10.11 / 10.12 / 10.13 / 10.14CPU: Intel® Core i3 or fasterUSB: USB 3.0/USB 2.0*NOTE: * Operation is not guaranteed when used with USB hubs or expansion cards.iPhone/iPad:OS: iOS 9 / 10 / 11NOTE: * Apple Lightning-to-USB Camera Adapter required.USB HOST:Class: USB 2.0 High SpeedOther:Sampling frequency: 44.1/48/96 kHzFrequency characteristics:44.1 kHz: -1.0 dB, 20 Hz – 20 kHz96 kHz: -3.0 dB, 20 Hz – 40 kHzEquivalent input noise:Actual measurements: -128dB EIN (IHF-A) at +60dB/150Ω inputDisplay: LCD with backlight (128×64 resolution)Power: AD-19 AC ... Zoom