ROWIN LEF-320 AC Stage Guitar Pedal Effect Analog Acoustic Pedals For Guitars Guitarist Analog Effectors Piezo Standard Jumbo

Product OverviewRowin LEF-320 AC Stage is a compact full analog acoustic simulator pedal, designed to convert the dry flat tone of electric guitar into warm, natural wooden acoustic guitar timbre without switching instruments. It also optimizes the output tone of original acoustic guitars for richer stage sound, widely used in folk, pop, country, indie and unplugged live performancesReverb.Equipped with a three-position Piezo/Standard/Jumbo mode toggle switch and three independent tone knobs, it covers all mainstream acoustic guitar body types:Piezo Mode: Bright, thin piezo pickup tone, less low-mid body resonance, clear crisp high-frequency detail;Standard Mode: Balanced classic steel-string acoustic tone, all-purpose for most folk & pop playing;Jumbo Mode: Full deep low-end resonance, simulates large-body dreadnought jumbo guitars with thick warm bass.Three adjustable knobs realize full-range tone shaping: VOLUME for master output level, TOP controls high-end brilliance & string articulation, BODY adjusts the depth of wooden body low-mid resonance.Light blue die-cast zinc alloy ultra-mini chassis takes minimal space on crowded pedalboards, ideal for bedroom practice, studio acoustic tone recording and portable live gigs. Built with industrial 3PDT hardwire true bypass circuit, it fully retains the raw uncolored electric guitar tone with zero signal loss, bass roll-off or artificial timbre shift when the simulator is turned off.This listing supplies 95% like-new units with flawless full functionality, only faint minor cosmetic scratches on housing, fully audio tested before shipment.Core Key FeaturesPure Analog Acoustic Cabinet Simulation CircuitReal wooden box resonance modeling, warm organic acoustic texture, no harsh digital artifacts, fully retains string dynamic touch response.3 Professional Acoustic Guitar Modes: Piezo / Standard / JumboCovers piezo pickup, standard steel-string and large jumbo dreadnought acoustic timbres for all playing styles.Triple Independent Tone Shaping KnobsVOLUME: Master output volume, match bypass signal level to avoid volume jumpsTOP: Adjust high-frequency brilliance, add crisp string detail or soften harsh trebleBODY: Control low-mid wooden body resonance, thin dry tone or thick full warm bassFull 3PDT Hardwire True BypassUnbroken direct instrument signal path, zero background hum, no frequency attenuation when pedal disengagedClear Black LED Working IndicatorVisible under dim stage lighting to confirm simulator active stateShockproof Light Blue Die-Cast Zinc Alloy HousingPalm-sized tiny footprint, scratch-resistant smooth light blue metal shell, anti-slip rubber bottom pad for stable pedalboard placementUltra Low Stable Power ConsumptionOnly 17mA working current, fully compatible with standard 9V center-negative daisy-chain power adaptersFull Technical SpecificationsModel: LEF-320 AC Stage Analog Acoustic SimulatorBrand: RowinEffect Type: Electric Guitar to Acoustic Tone Converter PedalWorking Modes: Piezo / Standard / Jumbo 3-position slide toggle switchControls: VOLUME Knob, TOP Knob, BODY KnobInput Jack: 1/4” mono audio jack, Input Impedance: 1M OhmsOutput Jack: 1/4” mono audio jack, Output Impedance: 1k OhmsWorking Current: 17mAPower Supply: DC 9V barrel adapter (center pin negative, outer barrel positive, adapter NOT included; battery power unsupported)Material: Die-Cast Zinc Alloy Metal ChassisDimensions: 95mm(D) × 45mm(W) × 53mm(H)Net Weight: 278g, Gross Weight (with gift box): 300gColor: Light BlueOEM/ODM Support: AvailableOperation InstructionsINPUT Jack: Connect your electric/acoustic guitar or output of another effect pedal with 6.3mm audio cableOUTPUT Jack: Connect to your guitar amplifier or INPUT jack of another effect pedal via 6.3mm audio cableMode Toggle SwitchPIEZO: Bright thin piezo pickup acoustic sound, clear treble, weak body resonanceSTANDARD: Balanced universal standard steel-string acoustic toneJUMBO: Full deep low resonance, large-body dreadnought jumbo guitar timbreVOLUME Knob: Rotate clockwise to boost overall output volume, counter-clockwise to reduce levelTOP Knob: Clockwise = brighter crisp string high-end detail; Counter-clockwise = softer muted trebleBODY Knob: Clockwise = thicker warm wooden low-mid resonance; Counter-clockwise = thinner dry flat toneTrue Bypass Footswitch: Step down the footswitch to toggle acoustic simulator ON / bypass OFF stateLED Indicator: Lights black when the AC Stage acoustic effect is activatedPower Jack: Plug in DC 9V center-negative power adapter to supply power for the pedal1. Manufacturer & Business Entity InfoBrand Name: RowinManufacturer Factory: Rowin Audio Equipment Factory, Dongguan City, Guangdong Province, ChinaUS Selling Entity: Sole Proprietor Local Warehouse Operator (Irvine, California)Main Products: 300 series mini acoustic simulator/EQ/booster/overdrive/distortion/modulation pedals, ABY signal switchers, DI Boxes, LEF series multi-effect stompboxes, LFS looper & control footswitchesService Support: Retail sales, small bulk wholesale, OEM private custom logo customization for global music instrument retailers worldwide2. Global Safety Compliance CertificationsFCC VOC (North American US Market): Compliant with US electromagnetic interference standards for audio electronic devicesCE Certification (EU & UK): EMC Electromagnetic Compatibility + LVD Low Voltage Safety CertificationRoHS Compliance: Restricts hazardous heavy metals inside circuit boards & metal housings3. Product Safety PrecautionsPower SafetyOnly use regulated DC 9V center-negative power adapter with minimum 500mA output. Mismatched voltage or reversed polarity will permanently damage internal analog circuit boards. Unplug power supply when unused or during thunderstorms to avoid surge voltage damage. This pedal DOES NOT support battery power supply.Mechanical Operation SafetyDo not apply heavy force to footswitch, three tone knobs, mode toggle and 1/4” audio jacks to prevent internal hardware failure. Unauthorized disassembly of the zinc alloy housing will void the 6-month limited warranty for pre-owned 95% like-new inventory.Cleaning & Storage RulesClean metal housing only with dry soft cloth; alcohol, chemical solvents, detergent or abrasive cleaners are strictly forbidden. Store pedals in cool dry indoor space, avoid long-term direct sunlight, high humidity, violent vibration and heavy physical impact.Usage Environment WarningDo not operate this acoustic simulator pedal near water, rainy outdoor environments or high-power magnetic equipment to prevent audio signal distortion and short circuit risk.