Atoll ST300 Signature
Best all-in-one streamer for audiophiles seeking high-fidelity digital music playback.
Experience the Atoll ST300 Signature, a sophisticated all-in-one audio device that masterfully combines a network player, streamer, preamplifier, DAC, and headphone amplifier. It elevates your digital music with support for high-resolution formats like MQA and DSD, powered by dual Burr Brown converters. Enjoy seamless access to streaming services, internet radio, and network audio via DLNA or Roon. Its pure Class A pre-amplification and robust linear power supply deliver exceptional clarity and dynamic sound reproduction, all controlled effortlessly via a mobile app or remote.
$5499.00
Owner Satisfaction
4.7
/ 5
Category Rank
44
/ 483
#44 in Stereo Music Streaming Devices
Price vs Category Average
+46%
Above average
DAC
Dual Burr Brown converters
/ Dual Burr Brown converters
Who it's for
- Design-conscious listeners valuing premium European build quality
- Audiophiles prioritizing sonic neutrality and high-resolution detail
- Minimalists seeking a consolidated, high-performance audio hub
Who should skip it
- Budget-conscious shoppers avoiding additional power amplifier costs
- Users demanding a seamless, modern app experience
- Value-focused buyers requiring advanced software integrations like Roon
Performance breakdown
Digital Conversion Precision
Dual Burr Brown converters deliver exceptional clarity and high-resolution detail.
Streaming Versatility
Seamless integration with Roon, DLNA, and major streaming platforms.
Amplification Purity
Class A output stages provide a warm, transparent, and dynamic sound.
Build Integrity
Robust linear power supplies ensure stable performance and minimal signal interference.
Connectivity Options
Balanced XLR outputs offer professional-grade signal integrity for high-end systems.
User Interface
Intuitive app control makes navigating complex digital libraries feel effortless.
Key Specs
DAC
Dual Burr Brown converters
Supported PCM streams
up to 24-bit/192 kHz
Supported formats
DSD, MQA
Output stages
Class A polarized, no feedback
Outputs
XLR balanced
Power Supply
Linear power supplies of 30 + 10 + 10 VA
Total current capacity
69,000 μF
Dynamic range
132 dB
Features
- All-in-one audio solution
- High-resolution audio playback
- Dual DAC for superior conversion
- Class A output stages
- XLR balanced outputs
- Intuitive app and remote control
- Integrated streaming services
- Roon and DLNA compatible
What customers say
The Atoll ST300 Signature earns high praise for its exceptional sonic performance, establishing it as a reference grade streamer offering outstanding value. Users consistently report a detailed, transparent, and dynamic soundstage that elevates existing audio systems with new clarity. Its versatility is a major strength, functioning effectively as a high quality streamer, DAC, and preamplifier. Build quality is premium, reinforcing the component’s high end feel and acoustic results. While priced in the high end segment, many reviewers feel the performance justifies the investment, comparing it favorably to more expensive rivals. Minor software critiques exist but do not diminish the stellar audio capabilities. This unit is highly recommended for audiophiles seeking reference level streaming performance at a competitive price point.
Know before you buy
The ST300 Signature combines a network streamer, a high-quality DAC, and a preamplifier into a single chassis. You can connect it directly to a power amplifier or active speakers, effectively replacing three separate components in your signal chain.
Yes, the ST300 handles high-resolution audio files up to 24-bit/192 kHz. It also features native support for DSD and MQA formats, ensuring your high-fidelity files are decoded with precision using its dual Burr Brown converters.
The ST300 is Roon Ready, meaning you can integrate it seamlessly into a Roon ecosystem for advanced library management. Alternatively, you can use the Atoll mobile app or the included remote control for standard streaming and network playback.
The XLR outputs provide a balanced signal path that is highly effective at rejecting electrical noise and interference. If your power amplifier or active speakers support balanced inputs, using XLR cables will typically result in a cleaner, more dynamic sound, especially over longer cable runs.
The Class A polarized output stages operate without feedback, which helps preserve the natural texture and harmonic richness of your music. This design choice prioritizes sonic purity and clarity, providing a more refined listening experience compared to standard output stages.
Yes, the device includes a dedicated headphone amplifier. It is designed to drive a wide range of headphones with the same attention to detail and dynamic range as its main line-level outputs.
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