STEREO 70s
Get serious home cinema with only two speakers. All the technology found in full-size surround sound AV receivers in a slimline, stereo receiver. 75-watts-per-channel, with 8K HDMI, subwoofer output, and streaming built-in.
Key Features
- Slimline Design
- 2.2 Channels
- 75 Watts Per Channel
- Custom HDAM
- 6 HDMI Inputs plus eARC
- HEOS Built-in
- Musical and Cinematic
Enter a new world of high performance, storied heritage, and legendary artisanship with the Marantz STEREO 70s.
Slim and Elegant Design
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.
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.
Sound Master Tuned
The Marantz Sound Master meticulously tuned STEREO 70s for amazing performance with careful parts selection to create the Most Musical Sound in your home.
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.
For the Soundtrack of Your Life
HEOS® Built-in has a search feature that lets you find and stream from the world’s leading music platforms, including TIDAL, Pandora, and Amazon Music HD.
Your Whole Home in One Place
HEOS-enabled devices allow you to control multiple rooms, all with the HEOS app.
Hi-Resolution Streaming
Use your HEOS-enabled Marantz devices to access high-resolution music streaming and discover a whole new way to love your favorites.
Key Technologies
- Spotify
- Amazon Alexa
- Airplay
- HEOS Built In
- Hi-Res Audio
- Roon
- 8K
- Bluetooth
- Amazon Music
- HDMI ARC
- Roku TV Ready
- Siri
- Dolby Audio
- Control
- Deezer
- Tidal
- Tune-In
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 |
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 |
HDMI |
Total HDMI Inputs / No. Support 8K: 6 / 3 |
HDCP 2.3 support |
Yes |
HDMI Outputs: Main / Zone |
1 / 0 |
HDMI Upscaling |
1080P/4K to 8K |
Audio Return Channel (ARC) |
Yes |
Performance Technologies |
Pure Direct Mode, Gold Plated RCA Terminals, Hyper Dynamic Amplifier Modules (HDAM) |
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 |
Network Audio Sharing |
Yes |
Streaming Services |
HEOS Multi-room and Streaming, AirPlay Audio Streaming (AirPlay2), TuneIn, Spotify Connect, Amazon Music HD, TIDAL, Deezer, Roon, Pandora, SiriusXM |
Network Connectivity |
Ethernet Ports, Bluetooth Re-transmit for Bluetooth headphones, Wi-Fi, Bluetooth |
Smart Home Integration and Control |
Alexa / Google Voice Assistant / Apple HomePod / JoshAi |
System Remote Control |
RC-052SR |
Power Consumption in W |
210 |
Standby Consumption in W |
0.2 |
Maximum Dimensions (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, 2 External Detachable Antenna, AC cord |