** This Ad is Marked as SOLD by seller and cannot be responded to. **
** Opened but never used, in excellent condition**
Class A output amplifier design front-panel gain adjustment Gain Cell technology allows variable gain with virtually no noise or distortion built-in high-end power supply with oversized toroidal transformer USB input with built-in USB drivers (compatible with Mac and PC) 1 pair of RCA inputs minimum headphone impedance: 16 ohms detachable power cord 8-1/2"W x 3"H x 15-1/2"D
"PS Audio's GCHA headphone amplifier delivers your favorite tunes with remarkable warmth, clarity and detail. This beefy little amp can drive your best headphones with authority, for a listening experience that goes far beyond what your receiver or CD player's headphone jack can provide. The GCHA also features a USB input for stellar sound from your computer. It makes a great choice, whether you want to enjoy high-end sound at work or just kick back and do some serious listening at home."
75" AC power cord
6' USB cable (USB type A connector on one end and USB type B on the other)
Letter from PS Audio with packing list