Streamer ST300 Signature


– Reading all audio files in the network (compatible DLNA and UPnP) connected on Wifi or wired RJ45.
– Displays the name, tags, album cover, resolution.
– “gapless” system (uninterrupted playback of consecutive audio tracks).
– Possibility to create Playlists.
– External control (with Qobuz, Audirvana…) with RTSP protocole.



This product is certified Roon Ready. More information about Roon here


– Direct access from the ATOLL app to streaming portals: Qobuz, Tidal, Deezer



– Direct acces to Spotify with Spotify Connect


– Direct access to Tidal with Tidal Connect


– Access to all internet radios with Airable system in high quality:
choices of more than 100 000 stations, podcasts…
– Displays logos stations and further information: titles, artists, resolution…
– Possibility to add radios to a « favorite » menu.


– Symmetrical outputs stages with no feedback and discrete components polarized in A class and pure balance XLR output stages
– Analog volume control components (one per channel) making a real complete double mono stage structure with possible By-Pass
– Transformer specifically dedicated to audio stages
– High Quality MKP link condensators.
– Double Burr-Brown PCM1792 converters (one for each channel)


– 5″ TFT led display (800*480).
– Serial remote control.
– Apple® and Androïd® free app.

Readable files: MQA, DSF, LPCM, FLAC, ALAC, AIFF, WMA, OGG, WAV, AAC, MP3.

Acceptable Resolution: PCM up to 24bits/192kHz and DSD64 & 128.

USB-A format: FAT32, NTFS, EXT2/3/4.

Pre-amp / Connectings:

– Audio Inputs:
2 analog Inputs

– Digital Inputs:

2 Coaxial, 2 Optical
1 Bluetooth® connection
2 USB-A Inputs

– audio Outputs:
1 analog Output
1 XLR Output
2 digital Outputs (1 Coax & 1 Optical)
Network RJ45
1 Trigger Out 12 V
1 WIFI antenna
1 Bluetooth® antenna

1 headphones output front (3,5)

Available in black or silver

Power Supply:                            30 + 10 + 10 VA
Total of capacitors:                              69 000 μF
Dynamic:                                                  132 dB
Output Impedance:                                     5,6 Ω
Output Level:                                        2,6 Vrms
Signal/Noise Ratio:                                  132 dB
Distortion at 1kHz:                               0,0004 %
Bandwidth:                                   5 Hz – 20 kHz
Rising Time:                                              1,5 μs
D/A Converter:    2×Burr-Brown 24 bits/192 kHz
Dimensions:                              440×255×90mm
Weight:                                                     7,0 Kg