Boss AD-10 Acoustic Preamp & FX, Effects pedal, Professional preamp with DI box for acoustic guitars with built-in pickup, ""Acoustic Resonance"" preserves the natural sound of an A-guitar, which is often lost in Piezoton buyers, 4-band EQ and variable low-cut filter - specially designed for acoustic guitars, Multi-band compressor with MDP technology for transparent dynamic control, Newly developed anti-feedback function, 2 channels with independent EQ to connect 2 instruments, or multiple pickup systems, Effects: Ambience, Delay, Chorus (different programs with adjustable parameters), Boost function with adjustable tune setting, 10x slots for your own sound setups, Built-in looper with 80 seconds recording time, 2x XLR outputs incl. ground lift for direct connection to the PA, 2x Jack outputs, Headphone output, Separate send / return, CTL or expression pedal, USB audio interface for direct recording on the computer, Built-in tuner, Compact housing, Power supply by power supply or 6x AA batteries, Power consumption: 300 mA, Dimensions (W x D x H): 217 x 161 x 65 mm, Weight: 1.3 kg, Incl. power supply@+*Controls:*@+@+, 2x Input Sensitivity, Bass, Mid, Treble, Presence, Level, Anti-feedback, Acoustic Resonance, Comp, Delay / Chorus Time, Delay / Chorus E.Level, Ambience, Output Level@+*Push buttons:*@+@+, Input Select, Boost, FX loop, Low Cut, Mid Freq, EQ On / Off, Notch 1 & 2, Acoustic Resonance Type, Comp Type, Delay / Chorus Type, Chorus On / Off, Ambience Type, Ambience Out, Menu, Exit, Memory Write, Memory Up & Down@+*Handset:*@+@+, Ground lift, Stereo / Mono, Power On / Off