• 75 Watts Per Channel

  The fully discrete stereo amplifier produces clear, detailed, warm, spacious, and dynamic sound from any source.

• 8K HDMI

  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.

• Dual Subwoofer Outputs

  Add deep and impactful bass with two subwoofer outputs. Tune bass to perfection using extensive speaker and subwoofer configuration options accessible through the menu.

• Pre-Amp Output

  Leverage pre-amp mode to connect to an external amplifier for even higher sound quality and more power should you decide to upgrade later.

Believe in Quality

Home Cinema from Only Two Channels

STEREO 70s merges the flexibility and features found in our 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.

High Resolution Audio

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.

Slim and Elegant

Marantz design is timelessly elegant—an expression of the musical soundscapes the products create. Our philosophy of balance and symmetry is evident in our sound and our designs. Meticulously engineered in a compact chassis, STEREO 70s fits where standard equipment cannot.

HEOS® Built-in Multi-Room Streaming

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.

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• Technical Specifications

  Power Amplifier

  Number of Powered Channels	2
  Power Output (8 ohm, 20 Hz - 20 kHz, 0.08% 2ch Drive)	75 W
  Power Output (6 ohm, 1 kHz, 0.7% 2ch Drive)	100 W
  Power Output (6 ohm, 1 kHz, 10% 1ch Drive)	150 W
  Discrete Power Amplifier	Yes
  Amplifier Topology	Class A/B

  Inputs/Outputs

  HDMI In / Out	6 / 1
  Analog In / Fixed Level Out	3 in / out
  Phono (MM) In	Yes
  Digital In: Optical / Coaxial	1 / 1
  Multi-Room Out: analog / digital	1 / 0
  Multichannel Preamp Out	2.2
  Subwoofer Out	2
  Number of Speaker Terminals	4
  Speaker A / B	Yes
  USB Audio	USB A (Host)
  AM/FM Tuner	Yes

  Multichannel Surround Technologies

  Max Number of Processing (Preamp) Channels

  2,1

  HDMI

  Total HDMI Inputs / No. Support 8K	6 / 3
  HDCP2.3 support	Yes
  HDMI Outputs: Main / Zone	1 / 0
  HDMI Upscaling	1080P/4K to 8K
  Audio Return Channel	ARC
  Video Dynamic Range	HDR / HLG / Dolby Vision / HDR10+ / Dynamic HDR
  ALLM (Auto Low Latency Mode) Pass-through for gaming	Yes
  Variable Refresh Rate / Quick Frame Transport	Yes / Yes
  HDMI Pass-Through in Standby Mode	Yes

  Performance Technologies

  Pure Direct Mode	Yes
  Gold Plated RCA Terminals	Yes
  Hyper Dynamic Amplifier Modules (HDAM)	Yes

  Music File Support

  Lossy Formats	MP3 / WMA / AAC
  Lossless formats	FLAC HD 192/24 / WAV 192/24 / ALAC 192/24
  DSD Audio	2.8 MHz / 5.6MHz
  Gapless Playback	FLAC, WAV ,ALAC ,DSD
  Compressed Audio Enhancer: MDAX2	Yes
  Network Audio Sharing	Yes

  Streaming Services

  HEOS Multi-room and Streaming	Yes
  AirPlay Audio Streaming	AirPlay2
  Internet Radio	TuneIn
  Spotify*	Spotify Connect *availability of services might vary per region
  Other Streaming Services *	Amazon Music HD/Amazon Music / TIDAL / Deezer / iHeart Radio / Napster / Soundcloud / Mood Mix *availability of services might vary per region
  Roon tested	Yes
  Pandora	Yes
  SiriusXM	Yes

  Network Connectivity

  Ethernet Ports	Yes
  Bluetooth Re-transmit for Bluetooth headphones	Yes (with volume control)
  Wi-Fi	Yes
  Bluetooth	Yes

  Smart Home Integration And Control

  Voice Assistant Compatibility	Alexa / Google Voice Assistant / Apple HomePod / JoshAi
  App for Smart Phones & Tablets (iOS & Android)	Marantz AVR App
  HEOS Multi-Room Integrated	Yes
  HEOS Link Compatibility: IR/ IP	Yes / Yes
  Multi-Room zones	1
  Zone Audio Source: HDMI / Opt, Coax / Network, USB / Analog	2 Ch / 2Ch / Yes / Yes
  Zone Audio Output: Speaker / Preout	No/Yes
  HDMI Diagnostics	Yes

  Others

  Front Display	port hole OLED
  GUI Languages	English, Spanish, French
  Setup Assistant	Yes
  Smart Select on Remote	Yes
  Firmware Update by Network / USB	Yes / Yes
  ECO Mode	Yes
  Auto Power off	Yes
  Sleep Timer	Yes

  General

  System Remote Control	RC-052SR
  Power Consumption in W	210
  Standby Consumption in W	0.2
  CEC Standby Consumption in W	0.5
  Network Standby Consumption in W	Less than 2.0
  Maximum Dimensions	【 w/o Antenna :(W x D x H) in inches 】: 【 17.4 x 14.7 x 4.3 】
  What's in the box	Main unit, remote control, batteries, AM/FM antennas, wire labels, quick start guide, Audyssey microphone, card board microphone stand, 2 External Detachable Antenna, AC cord
  UPC code	747192140267