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All the power of our integrated amplifier, with all the control of BluOS multi-room audio technology. The Attessa Streaming Amplifier gives you easy, one-touch access to all your devices, from TVs to turntables, from consoles to CD transports. Best of all, it gives you high-end audio capability with the kind of simple, smartphone-based control that we’ve come to expect in every area of our lives. The technology is complex, but using it couldn’t be simpler. So now, you can have hi-res audio in every room of your house – all at the touch of a button.

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Key Features

  • Hi-Res music streaming with BluOS™ Premium Multi-Room Audio Technology which supports 20+ streaming services and can stream up to 64 zones, all controllable via your smart phone
  • The one touch dial control user-interface is both simple and intuitive to use. Select listening volume or source guided by a graphical interface incorporating haptic feedback to confirm your selection.
  • Three self-allocated BluOS presets directly available from the inputs list for instant access
  • Robust steel and aluminium construction with no visible aerials
  • A wide variety of digital and analogue connections including Bluetooth® and AirPlay 2
  • An integrated Moving Magnet phono stage allows the connection to a turntable without the need for additional boxes and accessories
  • A powerful amplifier capable of getting the most out of a variety of loudspeakers
  • SPDIF inputs will decode MQA encoded PCM streams including MQA CD’s played back by the Attessa CD Transport
  • Designed and developed in-house in the UK
  • MaestroUnite setup for over the air updates and partnering of other devices to form a single Roksan system, a bespoke technology and app developed for Roksan.
  • Power Output into 8 Ohm

    80W Both Channels Driven, Nominal (THD+N <0.1%)

    Power Output into 4 Ohm

    130W Both Channels Driven, Nominal (THD+N <0.1%)

    Inputs (Digital)

    Digital 1 (D1) – Coax SPDIF (up to 192kHz/24bit)
    Digital 2 (D2) – Optical SPDIF (max. 96kHz/24bit)
    Digital 3 (TV) – Optical SPDIF (max. 96kHz/24bit)
    Digital 4 (CD) – Coax SPDIF (up to 192kHz/24bit)
    Digital 5 (Bluetooth) – Bluetooth (48kHz/16bit)

    Inputs (Analogue)

    A1 – No signal sense
    A2 – With signal sense & used for AV Mode
    MM (Phono) – RIAA (equalised)


    1x pair Speaker binding posts (L&R)
    1x pair of RCA Analogue (Pre-out/SUB)
    3.5mm Stereo mini-jack headphone socket – 7.5Vrms drive suitable for all headphone types including high-impedance


    IEC mains power socket (3 pin)/Fuse holder
    3.5mm mini-Jack – 12v trigger Input (On / Standby)
    IR wired input 3.5mm jack


    Formed Plated steel and bespoke machined anodised aluminium front panel.

    Primary Interface (on unit)

    Dynamic Control Dial (with haptic feedback) to control volume and inputs

    Secondary Interface (on unit)

    Standby, Backward, Play/Pause, Forward

    Other Interface

    IR remote


    A2DP Audio profile / Codecs: SBC, aptX & AAC Bluetooth Range: 15m (typical)

    Digital Coax Input

    up to 24bit/192kHz PCM

    Digital Optical Input

    up to 24bit/96kHz PCM


    System Creation and Control
    Advanced System Setting
    Over the Air Updates via Wi-Fi

    Mains Transformer Rating


    Dimensions (Including Encoder and Connections (W x H x D))

    432 x 76 x 373 mm

    Dimensions (Excluding Encoder and Connections (W x H x D))

    432 x 76 x 346 mm


    10.48 kg (23 lb)

    Audio Formats


    Hi-Resolution Audio Formats

    MQA, FLAC, WAV, AIFF, Supports converted DSD playback via the BluOS desktop app (only)

    Sampling Rate

    Up to 24 bit / 192kHz

    Supported Operating Systems (Minimum Spec)

    Windows 7 SP1, macOS 10.9 Mavericks, iOS 9.3, Android 5.0 Lollipop or above

    Supported Cloud Services

    Amazon Alexa, Amazon Music, Spotify Connect, TIDAL Connect, Deezer, Qobuz, HDTracks, HighResAudio, Murfie, JUKE, Napster, Slacker Radio, KKBox, Bugs

    Free Internet Radio

    TuneIn Radio, iHeartRadio, Calm Radio, Radio Paradise

    Control Integrations

    Crestron, Control4 (OS 3), Control4 (2.9.1), RTI, URC, Push, Lutron, ELAN, iPort

    Format Support / Sampling Rate

    PCM / up to 192KHz/24bit