D'Addario PW-HPRP-24 Humidipak Std Replacement 24Pk bass-compressor 25" compression driver (titanium) inside

25" compression driver (titanium) inside its fully wooden birch enclosure

Both the height and angle of the backrest unit are adjustable

Most conventional wah-wah pedals utilize a single peak point to achieve the effect

Media Pool Video File Format: TGA sequence

D'Addario PW-HPRP-24 Humidipak Std Replacement 24Pk bass-compressor 25" compression driver (titanium) insideD'Addario Humidipak Maintain, Replacement 24 Pack The D'Addario Humidipak is the only maintenance free, two way humidity control system for guitar. It automatically maintains the optimal 45 50% relative humidity level within your instrument case, eliminating the guesswork and potential mess related to refilling a humidifier. Unlike refillable humidifiers, the Humidipak system provides true two way purified humidity control by adding and removing