Product Description:

The Marantz Model M1 is a compact wireless streaming integrated amplifier that combines 100 W per channel of clean Class D power with HEOS multi-room streaming, Bluetooth, AirPlay 2, and HDMI eARC for TV audio. Its built-in DAC and flexible inputs (optical, USB-A, RCA) make it versatile for modern hi-fi setups, while subwoofer output and robust connectivity deliver rich sound in any room.

Products Specifications

• Type: Wireless streaming integrated amplifier with HEOS built-in. 

• Power Output: 100 W per channel into 8 Ω (stereo) / ~125 W per channel into 4 Ω. 

• Amplifier Class: Class D digital amplification. 

• Streaming & Network: HEOS multi-room support, Wi-Fi, Ethernet, Bluetooth, AirPlay 2, Spotify Connect, and more. 

• Inputs:

  • HDMI eARC (for TV audio) compatible with PCM and Dolby Digital+ decoding. 

  • Optical digital input (Toslink). 

  • USB-A (for USB storage playback). 

  • Analog RCA line-level input.

• Outputs:

  • Speaker terminals for left/right. 

  • Subwoofer output for 2.1 channel setups. 

• Built-in DAC: Yes — for direct digital decoding without external DAC. 

• Control & App: HEOS app for control and multi-room setup; supports voice assistants (Alexa, Google Assistant, Siri) via devices. 

• Speaker Impedance: Stable down to 4 Ω. 

• Dimensions: ~239 × 84 × 217 mm (H×W×D).

• Weight: ~2.2 kg. 

• Finish: Matte black with minimal front-panel controls.