The Grado RA-1BATTERY is a reference-quality headphone amplifier designed specifically to drive Grado headphones. Machined from a solid block of mahogany, this amp sounds as good as it looks. The front of the amp features a volume knob and a 1/4" stereo output, while the rear features an on/off switch and a pair of gold-plated RCA phono inputs for accepting a line-level stereo source.
|Output||1/4" Headphone Output|
|Battery type||9V Batteries|
|Dimensions (W x D x H)||5 x 5.5 x 1.5" (127 x 140 x 38mm)|
|Weight||12 oz (340g)|