Zoom B1X Four Electric Bass Effects Processor w/ Headphones, Adapter & Cable

Zoom B1XFOUR Guitar Processor w/ Expression Pedal + Batteries & Charger + Cable

Darkglass Electronics Anagram Press Expression Pedal

Zoom B1X Four Bass Multi Effects Pedal Processor w/ Expression Tested Japan

Guitar Bass Patch Multi Effects Guitar Pedal, Solderless Pedalboard Cable Kit...

Zoom MS-60B+ MultiStomp Bass Effects Pedal

Best Zoom B1X Four Bass Multi-Effects Pedal Expression Pedal with Polsen HPC-A30

Zoom B1X Four Bass Multi-Effects Pedal Expression Bundle