Grado RA1 Battery Headphone Amplifier

For your consideration, we have a Grado RA1 Battery powered Headphone Amplifier. This highly regarded headphone amp is in perfect working order. We cleaned and treated the volume pot with Deoxit F5. The power switch, and headphone jack were cleaned and treated with Deoxit D5. Both RCA jacks were cleaned and then treated with Deoxit G100L.  Physically the unit is in very good condition, with some light marks and blemishes. Please see the many pictures in the listing for further details. 

Features
- Power: Two 9-volt batteries
- Color: Mahogany
- Dimensions: 1.5"h x 5"w x 5.5"d
- Input: RCA (Pr)
- Output: 1/4" headphone jack
- Input impedance: 100k ohms
- Output impedance: 32 ohms
- Output power: 300mW
- Warranty: One-year

Awards
The Absolute Sound 2005, 2006, 2007 & 2008 Editor's Choice Award Winner