The fully discrete stereo amplifier produces clear, detailed, warm, spacious, and dynamic sound from any source. Six HDMI inputs (3x 8K) are compatible with streamers, game consoles, Blu-Ray players and more. HDMI-ARC enables simple connection to your TV or projector. Add deep and impactful bass with two subwoofer outputs. Tune bass to perfection using extensive speaker and subwoofer configuration options accessible through the menu. Leverage pre-amp mode to connect to an external amplifier for even higher sound quality and more power should you decide to upgrade later. STEREO 70s merges the flexibility and features found in CINEMA Series AVRs into a slim and simple 2 channel receiver. 8K HDMI plus ARC facilitates connection of smart TVs, game consoles and streaming systems. On screen display uses your TV screen to assist with setup. Support for up to 2 subwoofers means plenty of deep bass even when using small bookshelf speakers. Carefully engineered with specially chosen components, STEREO 70s unveils the natural immersiveness and power of sound. Crystal clear digital decoding of up to 192 kHz 24-bit audio and DSD opens a new world of high resolution music with depth, breadth, and clarity not available with lossy files. Marantz design is timelessly elegant—an expression of the musical soundscapes the products create. Marantz philosophy of balance and symmetry is evident in their sound and their designs. Meticulously engineered in a compact chassis, STEREO 70s fits where standard equipment cannot. HEOS® Built-in technology lets you enjoy your favorite music in any room of your home for a wireless, whole-home audio experience. Play the same song in every room or select a different song for each connected room—the choice is yours.