Raise the bar. Achieve a quality acoustic sound. The Boss Acoustic Singer Pro Amplifier with GA-FC Foot Controller delivers a powerful and vibrant sound. Its packed with 120 watts of power and premium features. And you can add a second instrument. The dual channels let you plug in other instruments or a vocal/guitar microphone with the separate phantom-powered mic channel. Enjoy a complete toolkit to achieve your sound on stage. And theres no need to keep running over to change your tone thanks to the Boss GA-FC Guitar Amp Foot Controller. With six switches and two expression pedal inputs you have full control over the channel and effects. Switch between 4 channels or toggle effects on and off all while continuing to play. And if you need even more control you can even connect two expression pedals to adjust overall volume and drive. All you need to manage your sound in one convenient package. Natural Sound with Power Definition and Presence When it comes to amplifying your acoustic guitar the Acoustic Singer Pro is an incredible way to achieve the stage sound youre looking for. Boss engineers have managed to create an amplifier that accurately reproduces the acoustic guitars fast transient response and natural three-dimensional feel. A powerful bi-amp design with extended peak power produces precise high-definition sound with ultra-clean broadband frequency response. Innovative materials and precision design points are utilized to create the custom built woofer and dome tweeter to allow the production of rich and vibrant sounds that fill the venue. The cabinet is constructed in such a way that enables the removal of unwanted resonant frequencies and to allow for a tilt-back position giving your sound ultimate projection. Versatile Guitar Channel with Acoustic Resonance Feature Featured on the Acoustic Singer Pros guitar channel is a discrete analogue input circuit giving you plenty of headroom to maintain the natural characteristics of your acoustic guitar. Working in combination with this natural and dynamic sounding circuit is Boss Acoustic Resonance system which returns the often sterile and digital sounding tone of piezo pickups back to their original organic tone. Working by enhancing the sound of your pickup Acoustic Resonance restores the complex natural resonant frequencies that amplifying your guitar can often remove. A three-band EQ is featured on the guitar channel to assist in shaping your desired guitar tone alongside a phase switch and notch control to tame any potential feedback issues. Rounding off the guitar channel is a beautiful guitar-optimized reverb and two types of chorus to add that little bit extra to your sound. Dedicated Mic Channel Alongside the versatile and sophisticated guitar channel lies a dedicated microphone channel with a 1/4″ and XLR combo socket with phantom power. Using a separate discrete analogue input circuit the mic channel allows you the same great headroom and accurate sound reproduction as the guitar channel. The channel also contains a three-band EQ phase switch and an anti-feedback notch control. Your sound can be tweaked by the addition of the in-built studio-grade delay/echo and reverb effects. This channel is ideal for vocals or even mic-ing up your acoustic guitar. it can also be used effectively for blending an alternative amplification source you may have installed on your guitar such as a second pickup option or an internal microphone. Automatic Vocal Harmonies and Looping The Acoustic Singer Pro has a unique vocal harmony function allowing you to create live harmonies using your amplified vocals and/or guitar. Due to the automatic capabilities of this function it means there is no complicated setup required meaning you can focus on playing rather than worrying that something may not be set quite right. Everything is analyzed in real time including complicated chord progressions and melodies which generates impressive harmonies perfectly tuned to your desired key. The intelligent processing utilized by the automatic harmony feature enables you to modulate to alternative keys whilst the harmony will follow with precision. There are two harmony types available on the amplifier along with a unison setting for doubling your sound. Combined with this unique feature is the amps built-in looper providing a great deal of creative fun and inspiration for your material. Advanced Connectivity and Control Featuring a highly versatile stock of interfacing options on the rear panel of the amplifier you will never be short of options for connecting your amp to other equipment. Dual DI/Line outputs are provided on XLR connectors with a useful mode switch for blending the two output channels together. An aux input with level control allows you to add backing music from various sources to your amplified sound. Also on offer is a USB output enabling you to connect straight to any digital audio workstation. The Rec/Phones jack grants you the ability to complete quiet practice sessions or record to portable devices. There are also an abundance of footswitch inputs to allow external and easy control of features such as the automatic harmony function looper in-built effects and more via optional Boss footswitches. Its all at your feet Unlock the amp to its full potential. Simply connect the Foot Controller to get full control of the channel and effects selection without taking your hands off your guitar. The footswitches can be used to easily change between the four channels of your amp or they can be used to turn on or off different effects. Specifications Boss Acoustic Singer Pro Amplifier Rated Power Output: 120W (Woofer: 100W Tweeter: 20W) Nominal Input Level: Mic Input: -33dBu (2.5 k ohms) Guitar Input: -10dBu (5 M ohms) Aux Input: -8dBu (10 k ohms) Speaker: 20cm (8″) Woofer x 1 2.5cm (1″) Dome Tweeter x 1 Controls: Power Switch Master Knob Tweeter ATT Button Mute Button Mic Controls: Pad Button Phantom Power Volume Bass Middle Treble Anti-Feedback Phase Delay/Echo Reverb Guitar Controls: Pad Button Acoustic Resonance Volume Bass Middle treble Anti-Feedback Phase Chorus Reverb Harmony Controls: On button Type Level Looper Controls: Looper Stop/Clear Aux Controls: Level DI/Line Out: Mic/Mix Out Select Guitar/Mix Out Select Indicatiors:Tweeter ATT Mute Mic Pad Mic Phase Guitar Pad Guitar Phase Guitar Acoustic Resonance Harmony On Harmony High Harmony Unison Harmony Low Looper Rec Looper Play Looper OverdubConnectors:Mic: Combo XLR + 1/4″ TRS Guitar: 1/4″ Aux In: Stereo Miniature Phones/Rec Out: Stereo 1/4″ DI/Line Out Mic/Mix: XLR DI/Line Out Guitar/Mix: XLR Footswitch Looper/Chorus: 1/4″ TRS Footswitch Harmony/Mute: 1/4″ TRS GA-FC: 1/4″ TRS USB: USB B AC InPower Consumption: 50W Accessories: Dual Footswitch Owners Manual Power Cord GA-FC Sticker Width: 417mm (16-7/16″) Depth: 330mm (13″) Height: 358mm (14-1/8″) Weight: 14.5kg (32lbs 0oz) Boss GA-FC Guitar Amp Foot Controller Inputs: 2 x 1/4″ Jack (Expression Pedal) Outputs: 1 x 1/4” Jack (Amplifier Connection) Controls: PANEL switch EFFECTS switch CH 1 – CH 4 switches Height: 49 mm Width: 392 mm Depth: 81 mm Weight: 1 Kg