NAD PP 4 Digital Phono USB Preamplifier Speaker-Stands The world’s simplest radio just

The world’s simplest radio just got even simpler

More than 10 hours of battery life

the PP 4 features a more efficient "green" power supply that reduces power consumption

SOUND AND VISION magazine "BEST EQUIPMENT SUPPORT" WINNER 2012 and 2013

Ultra works exceedingly well with virtually any type of system component so they do not require factory calibration when changing system components

NAD PP 4 Digital Phono USB Preamplifier Speaker-Stands The world’s simplest radio justShow your vinyl collection some serious love. Offering superb measured and sonic performance, NAD's two simple solutions, the PP 4 Digital Phono USB Preamplifier makes it easy to add phono to many of today's stereo amplifiers and AV receivers that have either eliminated the phono input or included a low quality circuit for attaching your turntable. As part of NAD's commitment to the environment, the PP 4 features a more efficient "green" power supply