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Marantz Stereo 70s
Get serious home entertainment with only two speakers. All the tech found in full-size AV receivers in a slimline, stereo receiver with HDMI switching, HEOS streaming built-in, Phono and FM/DAB+ radio.
Key Features
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.
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.
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 |
| Discrete Power Amplifier | Yes |
| Amplifier Topology | Class A/B |
MULTICHANNEL SURROUND TECHNOLOGIES
| Max Number of Processing (Preamp) Channels | 2,1 |
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) |
| DAB+/FM Tuner | Yes |
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 192/31 |
| 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 |
NETWORK CONNECTIVITY
| 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 |
SMART HOME INTEGRATION AND CONTROL
| Voice Assistant Compatibility | Alexa / Google Voice Assistant / Apple HomePod |
| 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, German, Italian, Dutch, Polish, Swedish, Russian |
| 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 |
| What's in the box | Main unit, remote control, batteries, DAB+/FM antenna, wire labels, quick start guide, Audyssey microphone, card board microphone stand, 2 external detachable antenna, AC cord |
| UPC code | 747192140267 |
| Dimensions (W x H x D) | 442mm x 375mm x 109mm |
| Weight in kg | 8.4 |
| Available colours | Black / Silver-Gold |