Pro-Ject UNI Box S3 Integrated Amplifier

The Uni Box S3 is a compact all in one integrated streaming amplifier solution that masterfully bridges the worlds of analogue and streaming. Combining all the audiophile specialities and analogue design principles of the MaiA S3 while adding high quality streaming capabilities, versatile multi-room options and TV ARC connection.

• HDMI-ARC connectivity for seamless connection with a TV
• Remote control included
• Compact and stylish build
• Built-in Moving Magnet (MM) phono stage for direct turntable connection
• Solid metal casing protects from interferences

Superior Design

The Uni Box S3 offers a sleek, compact aluminium design that provides powerful amplification to any device with a fully analogue pre- & power-amp design. Pro-Ject have taken great care to integrate the streaming input with clear separation of analogue and digital devices for a timeless design. The in-built Cirrus Logic CS4344 DAC offers a high quality resolution of up to 24bit and 192kHz. 

Powered by WiiM OS

Pro-Ject have excitedly partnered with WiiM, the Uni Box S3 streaming technology is powered by the industry leading WiiM OS^TM. By utilising the Pro-Ject Home app, it gives you access to all the major and many smaller streaming services while also allowing you to customise your sound with the in-app EQ functions. The Uni Box S3 even allows you to stream any of your connected devices such as your turntable, CD player or even TV - to other compatible streamers throughout your home.

Versatile Inputs and Outputs

The Uni Box S3 offers a phono RCA MM input as well as two line RCA inputs for e.g. the CD Box S3. You can also connect digital sources like your TV or a CD transport via the coax or optical S/PDIF inputs and use the internal DAC with a quality up to 24bit and 192kHz.

The amplifier also provides versatile output options including 4mm gold plated terminals that provide 40W power while the amplifier works to provide you with musical sound with lifelike characteristics, just connect your favourite headphones or speakers to experience the uncompromising sound quality. Alternatively, there are 2x RCA variable outputs where you can connect a subwoofer for some extra bass or another power amplifier in your set up.

Your Powerful All in One Solution

The Uni Box S3 is a powerful, high quality system which, partnered with the intuitive Pro-Ject Home app, creates a true all in one solution.

• Supported Streaming Services - Spotify, Tidal, Amazon Music, Qobus, Napster, Pandora, Tuneln, Deezer and many more Supported
  
• Network Connectivity - Wi-Fi
  
• Amplifier Type - Integrated Amplifier
  
• Power Output (4Ω) - 40 W
  
• Amplifier Frequency Response (20 - 20,000Hz) - <0,4 - 0,9 db
  
• Channel Separation - 67 dB at 10kHz
  
• THD - <0,05 %
  
• Signal To Noise Ratio - 94 dB
  
• Phono Input - MM Input
  
• Bluetooth Version - 5.1
  
• Bluetooth Codecs supported - SBC and AAC
  
• HDMI Input(s) - eARC Input
  
• Optical Input(s) - 2 (24-bit, 192kHz)
  
• Coaxial Input(s) - 1 (24-bit, 192kHz)
  
• DAC Chip - CS4344
  
• Headphone Amp Output Power - 70mW at 32ohm
  
• Headphone Amp THD - 1 %
  
• Fixed Analogue Output(s) - 2 x RCA Pair
  
• Dimensions (W x H x D) - 206x55x153 mm
  
• Weight - 1.1 kg