A world of professional tone tools thrives in one unit to elevate and modernize your tube amp playing—the Waza Tube Amp Expander from Boss adds a whole new level of diversity to stage and home recording. Designed to do it all, this device functions as a variable reactive load box, active analog power stage, mic’d cab emulator, IR loader, and recording interface. With Boss's advanced Tube Logic approach at its core, your desired tone and feel will soar no matter the volume. Customize up to 10 rig setups, explore built-in Boss effects, deep real-time control, and extensive connectivity options means injecting creativity into any scenario is simple. Ideal companion for tube amp players of all generations.IncludesOwner's manualPower cordRack mount angle x 2 (for EIA-2U)GA-FC stickerFeaturesUser-adjustable impedance tuning correctly matches the reactive load to your amp, retaining its natural tone, dynamic feel, and distortion characteristicsBuilt-in 100-watt Class AB power amplifier with discrete analog design and seamless volume controlPowerful DSP section with 32-bit AD/DA, 32-bit floating-point processing, and 96 kHz sampling rateCustomizable stereo effects with premium tone quality: compressor, delay, reverb, and four EQsTwenty-two mic’d cabinet emulations with five selectable close-mic types and three room-mic options, plus four slots for loading user speaker IRsExternal effects loop with selectable series/parallel operation and control jack for switching amp channelsSpecificationsFROM TUBE AMP:Input Maximum Input Power: 150 WInput Impedance: 4/8/16 ohms (selectable)Safety Load (power off): 16 ohmsTO SPEAKER:OutputRated Power Output: 100 W (8 ohms)Load Impedance: 4-16 ohmsNominal Output Level:LINE OUT L/R: +4 dBuLINE OUT MONO (FOH): +4 dBuFX LOOP Nominal Output Level:-10/+4 dBu (selectable)Maximum Output Level:LINE OUT L/R: +20 dBuLINE OUT MONO (FOH): +20 dBuFX LOOP SEND: +6 dBu (-10) /+20 dBu (+4)Input Impedance (FX LOOP RETURN): 1 M ohmOutput Impedance:LINE OUT L/R: 600 ohmsLINE OUT MONO (FOH): 600 ohmsFX LOOP SEND: 1 k ohmControls: POWER switch, SPEAKER OUT knob, LINE OUT knob, PHONES knob, RESONANCE-Z knob, PRESENCE-Z knob, RIG knob, REVERB knob, FX LOOP button, EFFECTS button, SOLO/EQ button, AMP CTL button, SPEAKER IMPEDANCE switch, INPUT LEVEL switch, L/R GND LIFT switch, MONO (FOH) GND LIFT switch, LOOP switch, LEVEL switch, SEND GND LIFT switch, RETURN GND LIFT switch, AMP CTL switchIndicators: POWER, WRITE, FX LOOP, EFFECTS, SOLO/EQ, AMP CTL,INPUT,SIG/PEAKConnectors:FROM TUBE AMP jack: 1/4-inch phone typeSPEAKER OUT jacks (OUT A, OUT B): 1/4-inch phone typeLINE OUT L/R connectors: XLR typeLINE OUT MONO (FOH) connector: XLR typePHONES jack: Stereo 1/4-inch phone typeSEND jack: 1/4-inch phone typeRETURN jack: 1/4-inch phone typeFX LOOP jack: 1/4-inch phone typeGA-FC jack: 1/4-inch TRS phone typeAMP CTL jack: 1/4-inch phone typeUSB COMPUTER port: USB B typeMIDI (IN, THRU/OUT) connectorsAC IN jackPower Consumption: 100 WDimensions: 15" x 11" x 4"Weight: 15 lbs. Boss Waza Tube Amp Expander Reactive Amp Attenuator With Speaker Modeling.