Description

Attessa Streaming Amplifier

The Attessa Streaming Amplifier unleashes the power of BluOS, premium multi-room high-resolution wireless streaming, coupled with powerful amplification. Plus, the Attessa Streaming Amplifier provides users with one-touch access to great sound from all their devices, from TVs to turntables, games consoles to CD transports. The built-in high-performance DAC and the intuitive one-touch dial control make it a breeze to use, whether you're connecting your Hi-Fi, TV, games console, or even streaming directly from your phone.

Specifications

Power Output

Into 8 Ω: 80 W Both Channels Driven, Nominal (THD+N <0.1%)

Into 4 Ω: 130 W Both Channels Driven, Nominal (THD+N <0.1%)

Digital Inputs

D1 (Coax SPDIF): Up to 192kHz / 24-bit

D2 (Optical SPDIF): Up to 96kHz / 24-bit

D3 (TV Optical SPDIF): Up to 96kHz / 24-bit

D4 (CD Coax SPDIF): Up to 192kHz / 24-bit

D5 (Bluetooth): 48kHz / 16-bit

Analogue Inputs

A1: Variable input (no signal sense)

A2: Fixed input (with signal sense, used for AV Mode)

MM Phono Input: RIAA equalised

Outputs

1 × Pair of speaker binding posts (L & R)

1 × Pair of RCA analogue (Pre-out / Subwoofer)

1 × 3.5 mm stereo mini-jack headphone socket — 7.5 Vrms suitable for high‑impedance headphones

Construction

Formed plated steel chassis with bespoke machined anodised aluminium front panel

User Interface

Primary (on unit): Dynamic control dial with haptic feedback to control volume and inputs

Secondary (on unit): Standby, Backward, Play/Pause, Forward

Other Interface: IR remote control included

Bluetooth

A2DP Audio profile

Codecs: SBC, aptX & AAC

Range: ~15 m (typical)

Streaming / Audio

Streaming Platform: BluOS

Audio Formats: MP3, AAC, WMA, OGG, WMA-L, ALAC, OPUS

Hi-Res Audio Formats: MQA, FLAC, WAV, AIFF; supports converted DSD playback via BluOS desktop app

Sampling Rate: Up to 24-bit / 192 kHz

Supported OS (Minimum Spec): Windows 7 SP1, macOS 10.9 Mavericks, iOS 9.3, Android 5.0 or above

Cloud / Internet 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 / 2.9.1), RTI, URC, Push, Lutron, ELAN, iPort

Other Features

MaestroUnite system creation & control

Advanced system settings

Over-the-Air firmware updates via Wi-Fi

Mains / Power

Transformer Rating: 400 VA

IEC mains power socket (3-pin) / Fuse holder

3.5 mm mini-jack 12 V trigger input (On / Standby)

IR wired input (3.5 mm jack)

Dimensions & Weight

Dimensions (HxWxD): 76 × 432 × 349 mm (2 63/64 × 17 1/64 × 13 3/4”)

Net Weight: 10.48 kg (23 lb)