Amplifiers by Denon. Details:Designed for the aspiring music enthusiast, the Denon PMA-600NE is the superior choice for those who want to build their first 2-channel Hi-Fi system. The PMA-600NE allows for the most vivid and emotional reproduction of vinyl and Hi-Res audio with digital inputs and a built-in phono equalizer. Listen to your favorite music via Bluetooth as well for seamless streaming of nearly unlimited songs. From deep bass to detailed highs, listen to your favorite high-resolution audio content with the 192kHz/24bit D/A converter. At 70 Watts (4 Ohm, 1kZz, THD: 0.7%) per channel, the PMA-600NE supplies enough power to drive your speakers for optimal sound. Connect the amplifier to your favorite components with the two Optical and one Coaxial digital input. Powered by the Denon Advanced High Current (AHC) single-push-pull circuit power amplifier, the PMA-600NE provides exceptional sound quality that balances high power with delicate, musical details.