Ernie Ball Comfort Slide - Small aquatone-blue the 4671 is certified IP58

the 4671 is certified IP58 for dust and moisture resistance and built to survive the constant twists

Actually – 2 ports since receiver have built-in 2-port USB 2

this phenomenon is commonly known as the proximity effect

the onboard Fishman® Flex preamp system allows faithful reproduction of the guitar’s natural sound when plugged into an amplifier or recording device

Surface Area of Cone (Sd)  506

Ernie Ball Comfort Slide - Small aquatone-blue the 4671 is certified IP58Upgrade your slide performance with unsurpassed comfort and control. The Ernie Ball comfort slide is fitted with a soft inner sleeve for a secure fit, giving you maximum control as you slide up and down the fretboard. The brightly coloured sleeve keeps visibility high in dark environments and provides a soft cushiony barrier from the slides' rolled metal edge. Suitable for electric and acoustic guitars, this slide features smooth, durable, black