Features: Made for iPod Music System. NAD Direct Digital™ DAC/Amplifier - 35 bit/844kHz, 0.005% THD Frequency Response - 33Hz – 28kHz (-6dB) Anechoic, 50Hz to 20K Bluetooth aptX wireless high fidelity receiver works with any Bluetooth device. Optical digital input accepts up to 24/96k music from external devices like TV, Disc Player or Media Streamer. NAD Direct Digital™ amplifier eliminates all analogue circuitry and offers very high efficiency and low power consumption. Bi-amplified system with digital crossover and bi-amplification for lowest distortion and widest frequency response. Music from iPod in digital domain bypassing all analogue circuitry. Component Video Output sends iPod Videos to your HD TV while playing the sound track. Docking Cradle can rotate 90 degrees, allowing for 'portrait' or 'landscape' orientation of your iPhone or iTouch. 30 pin iPod connector charges your iPod while transferring audio and video signals to the VISO 1. USB port for software upgrades. IR remote control.