BOSS GX-1B EXP Bass Effects Processor...

Ultra-portable amp/effects processor for bass with premium BOSS sound and features
Authentic tube amplifier tone and touch response with AIRD technology
Straightforward operation with a color display and intuitive effect category buttons
Exceptional audio quality with 24-bit AD and 32-bit DA conversion, 32-bit floating-point processing, and 48 kHz sampling rate
Explore 16 amplifier types and over 130 BOSS effects
Eight simultaneous effect blocks plus volume pedal and noise suppression
Gear Suite feature allows you to quickly configure each amp and effect with the turn of a knob
Includes 99 ready-to-play preset memories and 99 user memories for storing custom sounds
Three footswitches and an expression pedal with toe switch, all freely assignable
Play along with songs from your mobile device via onboard Bluetooth®
Record and play tracks in music production software on a computer or mobile device* via a USB-C®
BOSS Tone Studio app (macOS/Windows/iOS/Android) with powerful practice features and sound-editing tools
Download and share Livesets on BOSS Tone Exchange
Support for loading WAV speaker IRs
Jack for expanded control with up to two footswitches or an expression pedal
Tap into wireless foot control with the FS-1-WL Wireless Footswitch and EV-1-WL Wireless Expression Pedal
Flexible power options: three AA batteries, AC adaptor, or USB (computer bus power or mobile battery)
Compact, lightweight design fits easily in the pocket of a guitar case or bag