?JF-14 American Sound?Features:1??JOYO American Sound guitar effect pedal reproduces the sound of Fd 57 Deluxe amp, performs great sound from clean to driven and everywhere in between which can simulate lots of amplifiers.2??Level and Drive controls add incredible range, with it's full 3 band EQ and voice knob you can easily dial in any tone you can think of. Adjust for shaping EQ and overdrive response, it can simulate many kinds of Amps.3??The sound you hear on the 60's surf classics, as well as the country and rockabilly hits from the 50's is the classic fenders clean sound. whole aluminium-alloy housing classic stoving varnish finish, stable and strong.?Connect the input jack with the guitar tightly, and the effects pedal will start working then.LOW: Adjust the low frequency;MID: Adjust the middle frequency;HIGH: Adjust the high frequency;VOICE: Adjust the frequency response and the distortion; together with the adjustment of DRIVE, it can simulate many kinds of amplifier;DRIVE: Gain control;LEVEL: Adjust the output level.Specifications:Input impedance: 1M ohmsOutput impedance: 1K ohmsRunning current: 3.8mAPowered by: 1 * 6F22 9V battery / DC 9V adapter (neither included)Material: Aluminum alloyEffect pedal size: Approx. 12 * 9 * 5.5cm / 4.7 * 3.5 * 2.2inEffect pedal weight: 394g / 13.9ozPackage size: 13 * 10 * 6cm / 5.1 * 3.9 * 2.4inPackage weight: 433g / 15.3ozNote:Please use the 9V power adapter whose polarity is positive pole outside and negative pole inside. Otherwise, the product may not work properly.Package List:1 * Guitar Effect Pedal1 * User Manual (English)